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<title>git-push(1)</title> | |
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<div id="header"> | |
<h1> | |
git-push(1) Manual Page | |
</h1> | |
<h2>NAME</h2> | |
<div class="sectionbody"> | |
<p>git-push - | |
Update remote refs along with associated objects | |
</p> | |
</div> | |
</div> | |
<div id="content"> | |
<div class="sect1"> | |
<h2 id="_synopsis">SYNOPSIS</h2> | |
<div class="sectionbody"> | |
<div class="verseblock"> | |
<pre class="content"><em>git push</em> [--all | --mirror | --tags] [--follow-tags] [-n | --dry-run] [--receive-pack=<git-receive-pack>] | |
[--repo=<repository>] [-f | --force] [--prune] [-v | --verbose] [-u | --set-upstream] | |
[--force-with-lease[=<refname>[:<expect>]]] | |
[--no-verify] [<repository> [<refspec>…]]</pre> | |
<div class="attribution"> | |
</div></div> | |
</div> | |
</div> | |
<div class="sect1"> | |
<h2 id="_description">DESCRIPTION</h2> | |
<div class="sectionbody"> | |
<div class="paragraph"><p>Updates remote refs using local refs, while sending objects | |
necessary to complete the given refs.</p></div> | |
<div class="paragraph"><p>You can make interesting things happen to a repository | |
every time you push into it, by setting up <em>hooks</em> there. See | |
documentation for <a href="git-receive-pack.html">git-receive-pack(1)</a>.</p></div> | |
<div class="paragraph"><p>When the command line does not specify where to push with the | |
<tt><repository></tt> argument, <tt>branch.*.remote</tt> configuration for the | |
current branch is consulted to determine where to push. If the | |
configuration is missing, it defaults to <em>origin</em>.</p></div> | |
<div class="paragraph"><p>When the command line does not specify what to push with <tt><refspec>...</tt> | |
arguments or <tt>--all</tt>, <tt>--mirror</tt>, <tt>--tags</tt> options, the command finds | |
the default <tt><refspec></tt> by consulting <tt>remote.*.push</tt> configuration, | |
and if it is not found, honors <tt>push.default</tt> configuration to decide | |
what to push (See gitlink:git-config[1] for the meaning of <tt>push.default</tt>).</p></div> | |
</div> | |
</div> | |
<div class="sect1"> | |
<h2 id="_options_a_id_options_a">OPTIONS<a id="OPTIONS"></a></h2> | |
<div class="sectionbody"> | |
<div class="dlist"><dl> | |
<dt class="hdlist1"> | |
<repository> | |
</dt> | |
<dd> | |
<p> | |
The "remote" repository that is destination of a push | |
operation. This parameter can be either a URL | |
(see the section <a href="#URLS">GIT URLS</a> below) or the name | |
of a remote (see the section <a href="#REMOTES">REMOTES</a> below). | |
</p> | |
</dd> | |
<dt class="hdlist1"> | |
<refspec>… | |
</dt> | |
<dd> | |
<p> | |
Specify what destination ref to update with what source object. | |
The format of a <refspec> parameter is an optional plus | |
<tt>+</tt>, followed by the source object <src>, followed | |
by a colon <tt>:</tt>, followed by the destination ref <dst>. | |
</p> | |
<div class="paragraph"><p>The <src> is often the name of the branch you would want to push, but | |
it can be any arbitrary "SHA-1 expression", such as <tt>master~4</tt> or | |
<tt>HEAD</tt> (see <a href="gitrevisions.html">gitrevisions(7)</a>).</p></div> | |
<div class="paragraph"><p>The <dst> tells which ref on the remote side is updated with this | |
push. Arbitrary expressions cannot be used here, an actual ref must | |
be named. | |
If <tt>git push [<repository>]</tt> without any <tt><refspec></tt> argument is set to | |
update some ref at the destination with <tt><src></tt> with | |
<tt>remote.<repository>.push</tt> configuration variable, <tt>:<dst></tt> part can | |
be omitted---such a push will update a ref that <tt><src></tt> normally updates | |
without any <tt><refspec></tt> on the command line. Otherwise, missing | |
<tt>:<dst></tt> means to update the same ref as the <tt><src></tt>.</p></div> | |
<div class="paragraph"><p>The object referenced by <src> is used to update the <dst> reference | |
on the remote side. By default this is only allowed if <dst> is not | |
a tag (annotated or lightweight), and then only if it can fast-forward | |
<dst>. By having the optional leading <tt>+</tt>, you can tell Git to update | |
the <dst> ref even if it is not allowed by default (e.g., it is not a | |
fast-forward.) This does <strong>not</strong> attempt to merge <src> into <dst>. See | |
EXAMPLES below for details.</p></div> | |
<div class="paragraph"><p><tt>tag <tag></tt> means the same as <tt>refs/tags/<tag>:refs/tags/<tag></tt>.</p></div> | |
<div class="paragraph"><p>Pushing an empty <src> allows you to delete the <dst> ref from | |
the remote repository.</p></div> | |
<div class="paragraph"><p>The special refspec <tt>:</tt> (or <tt>+:</tt> to allow non-fast-forward updates) | |
directs Git to push "matching" branches: for every branch that exists on | |
the local side, the remote side is updated if a branch of the same name | |
already exists on the remote side.</p></div> | |
</dd> | |
<dt class="hdlist1"> | |
--all | |
</dt> | |
<dd> | |
<p> | |
Push all branches (i.e. refs under <tt>refs/heads/</tt>); cannot be | |
used with other <refspec>. | |
</p> | |
</dd> | |
<dt class="hdlist1"> | |
--prune | |
</dt> | |
<dd> | |
<p> | |
Remove remote branches that don’t have a local counterpart. For example | |
a remote branch <tt>tmp</tt> will be removed if a local branch with the same | |
name doesn’t exist any more. This also respects refspecs, e.g. | |
<tt>git push --prune remote refs/heads/*:refs/tmp/*</tt> would | |
make sure that remote <tt>refs/tmp/foo</tt> will be removed if <tt>refs/heads/foo</tt> | |
doesn’t exist. | |
</p> | |
</dd> | |
<dt class="hdlist1"> | |
--mirror | |
</dt> | |
<dd> | |
<p> | |
Instead of naming each ref to push, specifies that all | |
refs under <tt>refs/</tt> (which includes but is not | |
limited to <tt>refs/heads/</tt>, <tt>refs/remotes/</tt>, and <tt>refs/tags/</tt>) | |
be mirrored to the remote repository. Newly created local | |
refs will be pushed to the remote end, locally updated refs | |
will be force updated on the remote end, and deleted refs | |
will be removed from the remote end. This is the default | |
if the configuration option <tt>remote.<remote>.mirror</tt> is | |
set. | |
</p> | |
</dd> | |
<dt class="hdlist1"> | |
-n | |
</dt> | |
<dt class="hdlist1"> | |
--dry-run | |
</dt> | |
<dd> | |
<p> | |
Do everything except actually send the updates. | |
</p> | |
</dd> | |
<dt class="hdlist1"> | |
--porcelain | |
</dt> | |
<dd> | |
<p> | |
Produce machine-readable output. The output status line for each ref | |
will be tab-separated and sent to stdout instead of stderr. The full | |
symbolic names of the refs will be given. | |
</p> | |
</dd> | |
<dt class="hdlist1"> | |
--delete | |
</dt> | |
<dd> | |
<p> | |
All listed refs are deleted from the remote repository. This is | |
the same as prefixing all refs with a colon. | |
</p> | |
</dd> | |
<dt class="hdlist1"> | |
--tags | |
</dt> | |
<dd> | |
<p> | |
All refs under <tt>refs/tags</tt> are pushed, in | |
addition to refspecs explicitly listed on the command | |
line. | |
</p> | |
</dd> | |
<dt class="hdlist1"> | |
--follow-tags | |
</dt> | |
<dd> | |
<p> | |
Push all the refs that would be pushed without this option, | |
and also push annotated tags in <tt>refs/tags</tt> that are missing | |
from the remote but are pointing at commit-ish that are | |
reachable from the refs being pushed. | |
</p> | |
</dd> | |
<dt class="hdlist1"> | |
--receive-pack=<git-receive-pack> | |
</dt> | |
<dt class="hdlist1"> | |
--exec=<git-receive-pack> | |
</dt> | |
<dd> | |
<p> | |
Path to the <em>git-receive-pack</em> program on the remote | |
end. Sometimes useful when pushing to a remote | |
repository over ssh, and you do not have the program in | |
a directory on the default $PATH. | |
</p> | |
</dd> | |
<dt class="hdlist1"> | |
--[no-]force-with-lease | |
</dt> | |
<dt class="hdlist1"> | |
--force-with-lease=<refname> | |
</dt> | |
<dt class="hdlist1"> | |
--force-with-lease=<refname>:<expect> | |
</dt> | |
<dd> | |
<p> | |
Usually, "git push" refuses to update a remote ref that is | |
not an ancestor of the local ref used to overwrite it. | |
</p> | |
<div class="paragraph"><p>This option bypasses the check, but instead requires that the | |
current value of the ref to be the expected value. "git push" | |
fails otherwise.</p></div> | |
<div class="paragraph"><p>Imagine that you have to rebase what you have already published. | |
You will have to bypass the "must fast-forward" rule in order to | |
replace the history you originally published with the rebased history. | |
If somebody else built on top of your original history while you are | |
rebasing, the tip of the branch at the remote may advance with her | |
commit, and blindly pushing with <tt>--force</tt> will lose her work.</p></div> | |
<div class="paragraph"><p>This option allows you to say that you expect the history you are | |
updating is what you rebased and want to replace. If the remote ref | |
still points at the commit you specified, you can be sure that no | |
other people did anything to the ref (it is like taking a "lease" on | |
the ref without explicitly locking it, and you update the ref while | |
making sure that your earlier "lease" is still valid).</p></div> | |
<div class="paragraph"><p><tt>--force-with-lease</tt> alone, without specifying the details, will protect | |
all remote refs that are going to be updated by requiring their | |
current value to be the same as the remote-tracking branch we have | |
for them, unless specified with a <tt>--force-with-lease=<refname>:<expect></tt> | |
option that explicitly states what the expected value is.</p></div> | |
<div class="paragraph"><p><tt>--force-with-lease=<refname></tt>, without specifying the expected value, will | |
protect the named ref (alone), if it is going to be updated, by | |
requiring its current value to be the same as the remote-tracking | |
branch we have for it.</p></div> | |
<div class="paragraph"><p><tt>--force-with-lease=<refname>:<expect></tt> will protect the named ref (alone), | |
if it is going to be updated, by requiring its current value to be | |
the same as the specified value <expect> (which is allowed to be | |
different from the remote-tracking branch we have for the refname, | |
or we do not even have to have such a remote-tracking branch when | |
this form is used).</p></div> | |
<div class="paragraph"><p>Note that all forms other than <tt>--force-with-lease=<refname>:<expect></tt> | |
that specifies the expected current value of the ref explicitly are | |
still experimental and their semantics may change as we gain experience | |
with this feature.</p></div> | |
<div class="paragraph"><p>"--no-force-with-lease" will cancel all the previous --force-with-lease on the | |
command line.</p></div> | |
</dd> | |
<dt class="hdlist1"> | |
-f | |
</dt> | |
<dt class="hdlist1"> | |
--force | |
</dt> | |
<dd> | |
<p> | |
Usually, the command refuses to update a remote ref that is | |
not an ancestor of the local ref used to overwrite it. | |
Also, when <tt>--force-with-lease</tt> option is used, the command refuses | |
to update a remote ref whose current value does not match | |
what is expected. | |
</p> | |
<div class="paragraph"><p>This flag disables these checks, and can cause the remote repository | |
to lose commits; use it with care.</p></div> | |
<div class="paragraph"><p>Note that <tt>--force</tt> applies to all the refs that are pushed, hence | |
using it with <tt>push.default</tt> set to <tt>matching</tt> or with multiple push | |
destinations configured with <tt>remote.*.push</tt> may overwrite refs | |
other than the current branch (including local refs that are | |
strictly behind their remote counterpart). To force a push to only | |
one branch, use a <tt>+</tt> in front of the refspec to push (e.g <tt>git push | |
origin +master</tt> to force a push to the <tt>master</tt> branch). See the | |
<tt><refspec>...</tt> section above for details.</p></div> | |
</dd> | |
<dt class="hdlist1"> | |
--repo=<repository> | |
</dt> | |
<dd> | |
<p> | |
This option is only relevant if no <repository> argument is | |
passed in the invocation. In this case, <em>git push</em> derives the | |
remote name from the current branch: If it tracks a remote | |
branch, then that remote repository is pushed to. Otherwise, | |
the name "origin" is used. For this latter case, this option | |
can be used to override the name "origin". In other words, | |
the difference between these two commands | |
</p> | |
<div class="listingblock"> | |
<div class="content"> | |
<pre><tt>git push public #1 | |
git push --repo=public #2</tt></pre> | |
</div></div> | |
<div class="paragraph"><p>is that #1 always pushes to "public" whereas #2 pushes to "public" | |
only if the current branch does not track a remote branch. This is | |
useful if you write an alias or script around <em>git push</em>.</p></div> | |
</dd> | |
<dt class="hdlist1"> | |
-u | |
</dt> | |
<dt class="hdlist1"> | |
--set-upstream | |
</dt> | |
<dd> | |
<p> | |
For every branch that is up to date or successfully pushed, add | |
upstream (tracking) reference, used by argument-less | |
<a href="git-pull.html">git-pull(1)</a> and other commands. For more information, | |
see <em>branch.<name>.merge</em> in <a href="git-config.html">git-config(1)</a>. | |
</p> | |
</dd> | |
<dt class="hdlist1"> | |
--[no-]thin | |
</dt> | |
<dd> | |
<p> | |
These options are passed to <a href="git-send-pack.html">git-send-pack(1)</a>. A thin transfer | |
significantly reduces the amount of sent data when the sender and | |
receiver share many of the same objects in common. The default is | |
--thin. | |
</p> | |
</dd> | |
<dt class="hdlist1"> | |
-q | |
</dt> | |
<dt class="hdlist1"> | |
--quiet | |
</dt> | |
<dd> | |
<p> | |
Suppress all output, including the listing of updated refs, | |
unless an error occurs. Progress is not reported to the standard | |
error stream. | |
</p> | |
</dd> | |
<dt class="hdlist1"> | |
-v | |
</dt> | |
<dt class="hdlist1"> | |
--verbose | |
</dt> | |
<dd> | |
<p> | |
Run verbosely. | |
</p> | |
</dd> | |
<dt class="hdlist1"> | |
--progress | |
</dt> | |
<dd> | |
<p> | |
Progress status is reported on the standard error stream | |
by default when it is attached to a terminal, unless -q | |
is specified. This flag forces progress status even if the | |
standard error stream is not directed to a terminal. | |
</p> | |
</dd> | |
<dt class="hdlist1"> | |
--recurse-submodules=check|on-demand | |
</dt> | |
<dd> | |
<p> | |
Make sure all submodule commits used by the revisions to be | |
pushed are available on a remote-tracking branch. If <em>check</em> is | |
used Git will verify that all submodule commits that changed in | |
the revisions to be pushed are available on at least one remote | |
of the submodule. If any commits are missing the push will be | |
aborted and exit with non-zero status. If <em>on-demand</em> is used | |
all submodules that changed in the revisions to be pushed will | |
be pushed. If on-demand was not able to push all necessary | |
revisions it will also be aborted and exit with non-zero status. | |
</p> | |
</dd> | |
<dt class="hdlist1"> | |
--[no-]verify | |
</dt> | |
<dd> | |
<p> | |
Toggle the pre-push hook (see <a href="githooks.html">githooks(5)</a>). The | |
default is --verify, giving the hook a chance to prevent the | |
push. With --no-verify, the hook is bypassed completely. | |
</p> | |
</dd> | |
</dl></div> | |
</div> | |
</div> | |
<div class="sect1"> | |
<h2 id="_git_urls_a_id_urls_a">GIT URLS<a id="URLS"></a></h2> | |
<div class="sectionbody"> | |
<div class="paragraph"><p>In general, URLs contain information about the transport protocol, the | |
address of the remote server, and the path to the repository. | |
Depending on the transport protocol, some of this information may be | |
absent.</p></div> | |
<div class="paragraph"><p>Git supports ssh, git, http, and https protocols (in addition, ftp, | |
and ftps can be used for fetching and rsync can be used for fetching | |
and pushing, but these are inefficient and deprecated; do not use | |
them).</p></div> | |
<div class="paragraph"><p>The native transport (i.e. git:// URL) does no authentication and | |
should be used with caution on unsecured networks.</p></div> | |
<div class="paragraph"><p>The following syntaxes may be used with them:</p></div> | |
<div class="ulist"><ul> | |
<li> | |
<p> | |
ssh://[user@]host.xz[:port]/path/to/repo.git/ | |
</p> | |
</li> | |
<li> | |
<p> | |
git://host.xz[:port]/path/to/repo.git/ | |
</p> | |
</li> | |
<li> | |
<p> | |
http[s]://host.xz[:port]/path/to/repo.git/ | |
</p> | |
</li> | |
<li> | |
<p> | |
ftp[s]://host.xz[:port]/path/to/repo.git/ | |
</p> | |
</li> | |
<li> | |
<p> | |
rsync://host.xz/path/to/repo.git/ | |
</p> | |
</li> | |
</ul></div> | |
<div class="paragraph"><p>An alternative scp-like syntax may also be used with the ssh protocol:</p></div> | |
<div class="ulist"><ul> | |
<li> | |
<p> | |
[user@]host.xz:path/to/repo.git/ | |
</p> | |
</li> | |
</ul></div> | |
<div class="paragraph"><p>This syntax is only recognized if there are no slashes before the | |
first colon. This helps differentiate a local path that contains a | |
colon. For example the local path <tt>foo:bar</tt> could be specified as an | |
absolute path or <tt>./foo:bar</tt> to avoid being misinterpreted as an ssh | |
url.</p></div> | |
<div class="paragraph"><p>The ssh and git protocols additionally support ~username expansion:</p></div> | |
<div class="ulist"><ul> | |
<li> | |
<p> | |
ssh://[user@]host.xz[:port]/~[user]/path/to/repo.git/ | |
</p> | |
</li> | |
<li> | |
<p> | |
git://host.xz[:port]/~[user]/path/to/repo.git/ | |
</p> | |
</li> | |
<li> | |
<p> | |
[user@]host.xz:/~[user]/path/to/repo.git/ | |
</p> | |
</li> | |
</ul></div> | |
<div class="paragraph"><p>For local repositories, also supported by Git natively, the following | |
syntaxes may be used:</p></div> | |
<div class="ulist"><ul> | |
<li> | |
<p> | |
/path/to/repo.git/ | |
</p> | |
</li> | |
<li> | |
<p> | |
file:///path/to/repo.git/ | |
</p> | |
</li> | |
</ul></div> | |
<div class="paragraph"><p>These two syntaxes are mostly equivalent, except when cloning, when | |
the former implies --local option. See <a href="git-clone.html">git-clone(1)</a> for | |
details.</p></div> | |
<div class="paragraph"><p>When Git doesn’t know how to handle a certain transport protocol, it | |
attempts to use the <em>remote-<transport></em> remote helper, if one | |
exists. To explicitly request a remote helper, the following syntax | |
may be used:</p></div> | |
<div class="ulist"><ul> | |
<li> | |
<p> | |
<transport>::<address> | |
</p> | |
</li> | |
</ul></div> | |
<div class="paragraph"><p>where <address> may be a path, a server and path, or an arbitrary | |
URL-like string recognized by the specific remote helper being | |
invoked. See <a href="gitremote-helpers.html">gitremote-helpers(1)</a> for details.</p></div> | |
<div class="paragraph"><p>If there are a large number of similarly-named remote repositories and | |
you want to use a different format for them (such that the URLs you | |
use will be rewritten into URLs that work), you can create a | |
configuration section of the form:</p></div> | |
<div class="listingblock"> | |
<div class="content"> | |
<pre><tt> [url "<actual url base>"] | |
insteadOf = <other url base></tt></pre> | |
</div></div> | |
<div class="paragraph"><p>For example, with this:</p></div> | |
<div class="listingblock"> | |
<div class="content"> | |
<pre><tt> [url "git://git.host.xz/"] | |
insteadOf = host.xz:/path/to/ | |
insteadOf = work:</tt></pre> | |
</div></div> | |
<div class="paragraph"><p>a URL like "work:repo.git" or like "host.xz:/path/to/repo.git" will be | |
rewritten in any context that takes a URL to be "git://git.host.xz/repo.git".</p></div> | |
<div class="paragraph"><p>If you want to rewrite URLs for push only, you can create a | |
configuration section of the form:</p></div> | |
<div class="listingblock"> | |
<div class="content"> | |
<pre><tt> [url "<actual url base>"] | |
pushInsteadOf = <other url base></tt></pre> | |
</div></div> | |
<div class="paragraph"><p>For example, with this:</p></div> | |
<div class="listingblock"> | |
<div class="content"> | |
<pre><tt> [url "ssh://example.org/"] | |
pushInsteadOf = git://example.org/</tt></pre> | |
</div></div> | |
<div class="paragraph"><p>a URL like "git://example.org/path/to/repo.git" will be rewritten to | |
"ssh://example.org/path/to/repo.git" for pushes, but pulls will still | |
use the original URL.</p></div> | |
</div> | |
</div> | |
<div class="sect1"> | |
<h2 id="_remotes_a_id_remotes_a">REMOTES<a id="REMOTES"></a></h2> | |
<div class="sectionbody"> | |
<div class="paragraph"><p>The name of one of the following can be used instead | |
of a URL as <tt><repository></tt> argument:</p></div> | |
<div class="ulist"><ul> | |
<li> | |
<p> | |
a remote in the Git configuration file: <tt>$GIT_DIR/config</tt>, | |
</p> | |
</li> | |
<li> | |
<p> | |
a file in the <tt>$GIT_DIR/remotes</tt> directory, or | |
</p> | |
</li> | |
<li> | |
<p> | |
a file in the <tt>$GIT_DIR/branches</tt> directory. | |
</p> | |
</li> | |
</ul></div> | |
<div class="paragraph"><p>All of these also allow you to omit the refspec from the command line | |
because they each contain a refspec which git will use by default.</p></div> | |
<div class="sect2"> | |
<h3 id="_named_remote_in_configuration_file">Named remote in configuration file</h3> | |
<div class="paragraph"><p>You can choose to provide the name of a remote which you had previously | |
configured using <a href="git-remote.html">git-remote(1)</a>, <a href="git-config.html">git-config(1)</a> | |
or even by a manual edit to the <tt>$GIT_DIR/config</tt> file. The URL of | |
this remote will be used to access the repository. The refspec | |
of this remote will be used by default when you do | |
not provide a refspec on the command line. The entry in the | |
config file would appear like this:</p></div> | |
<div class="listingblock"> | |
<div class="content"> | |
<pre><tt> [remote "<name>"] | |
url = <url> | |
pushurl = <pushurl> | |
push = <refspec> | |
fetch = <refspec></tt></pre> | |
</div></div> | |
<div class="paragraph"><p>The <tt><pushurl></tt> is used for pushes only. It is optional and defaults | |
to <tt><url></tt>.</p></div> | |
</div> | |
<div class="sect2"> | |
<h3 id="_named_file_in_tt_git_dir_remotes_tt">Named file in <tt>$GIT_DIR/remotes</tt></h3> | |
<div class="paragraph"><p>You can choose to provide the name of a | |
file in <tt>$GIT_DIR/remotes</tt>. The URL | |
in this file will be used to access the repository. The refspec | |
in this file will be used as default when you do not | |
provide a refspec on the command line. This file should have the | |
following format:</p></div> | |
<div class="listingblock"> | |
<div class="content"> | |
<pre><tt> URL: one of the above URL format | |
Push: <refspec> | |
Pull: <refspec></tt></pre> | |
</div></div> | |
<div class="paragraph"><p><tt>Push:</tt> lines are used by <em>git push</em> and | |
<tt>Pull:</tt> lines are used by <em>git pull</em> and <em>git fetch</em>. | |
Multiple <tt>Push:</tt> and <tt>Pull:</tt> lines may | |
be specified for additional branch mappings.</p></div> | |
</div> | |
<div class="sect2"> | |
<h3 id="_named_file_in_tt_git_dir_branches_tt">Named file in <tt>$GIT_DIR/branches</tt></h3> | |
<div class="paragraph"><p>You can choose to provide the name of a | |
file in <tt>$GIT_DIR/branches</tt>. | |
The URL in this file will be used to access the repository. | |
This file should have the following format:</p></div> | |
<div class="listingblock"> | |
<div class="content"> | |
<pre><tt> <url>#<head></tt></pre> | |
</div></div> | |
<div class="paragraph"><p><tt><url></tt> is required; <tt>#<head></tt> is optional.</p></div> | |
<div class="paragraph"><p>Depending on the operation, git will use one of the following | |
refspecs, if you don’t provide one on the command line. | |
<tt><branch></tt> is the name of this file in <tt>$GIT_DIR/branches</tt> and | |
<tt><head></tt> defaults to <tt>master</tt>.</p></div> | |
<div class="paragraph"><p>git fetch uses:</p></div> | |
<div class="listingblock"> | |
<div class="content"> | |
<pre><tt> refs/heads/<head>:refs/heads/<branch></tt></pre> | |
</div></div> | |
<div class="paragraph"><p>git push uses:</p></div> | |
<div class="listingblock"> | |
<div class="content"> | |
<pre><tt> HEAD:refs/heads/<head></tt></pre> | |
</div></div> | |
</div> | |
</div> | |
</div> | |
<div class="sect1"> | |
<h2 id="_output">OUTPUT</h2> | |
<div class="sectionbody"> | |
<div class="paragraph"><p>The output of "git push" depends on the transport method used; this | |
section describes the output when pushing over the Git protocol (either | |
locally or via ssh).</p></div> | |
<div class="paragraph"><p>The status of the push is output in tabular form, with each line | |
representing the status of a single ref. Each line is of the form:</p></div> | |
<div class="listingblock"> | |
<div class="content"> | |
<pre><tt> <flag> <summary> <from> -> <to> (<reason>)</tt></pre> | |
</div></div> | |
<div class="paragraph"><p>If --porcelain is used, then each line of the output is of the form:</p></div> | |
<div class="listingblock"> | |
<div class="content"> | |
<pre><tt> <flag> \t <from>:<to> \t <summary> (<reason>)</tt></pre> | |
</div></div> | |
<div class="paragraph"><p>The status of up-to-date refs is shown only if --porcelain or --verbose | |
option is used.</p></div> | |
<div class="dlist"><dl> | |
<dt class="hdlist1"> | |
flag | |
</dt> | |
<dd> | |
<p> | |
A single character indicating the status of the ref: | |
</p> | |
<div class="dlist"><dl> | |
<dt class="hdlist1"> | |
(space) | |
</dt> | |
<dd> | |
<p> | |
for a successfully pushed fast-forward; | |
</p> | |
</dd> | |
<dt class="hdlist1"> | |
<tt>+</tt> | |
</dt> | |
<dd> | |
<p> | |
for a successful forced update; | |
</p> | |
</dd> | |
<dt class="hdlist1"> | |
<tt>-</tt> | |
</dt> | |
<dd> | |
<p> | |
for a successfully deleted ref; | |
</p> | |
</dd> | |
<dt class="hdlist1"> | |
<tt>*</tt> | |
</dt> | |
<dd> | |
<p> | |
for a successfully pushed new ref; | |
</p> | |
</dd> | |
<dt class="hdlist1"> | |
<tt>!</tt> | |
</dt> | |
<dd> | |
<p> | |
for a ref that was rejected or failed to push; and | |
</p> | |
</dd> | |
<dt class="hdlist1"> | |
<tt>=</tt> | |
</dt> | |
<dd> | |
<p> | |
for a ref that was up to date and did not need pushing. | |
</p> | |
</dd> | |
</dl></div> | |
</dd> | |
<dt class="hdlist1"> | |
summary | |
</dt> | |
<dd> | |
<p> | |
For a successfully pushed ref, the summary shows the old and new | |
values of the ref in a form suitable for using as an argument to | |
<tt>git log</tt> (this is <tt><old>..<new></tt> in most cases, and | |
<tt><old>...<new></tt> for forced non-fast-forward updates). | |
</p> | |
<div class="paragraph"><p>For a failed update, more details are given:</p></div> | |
<div class="openblock"> | |
<div class="content"> | |
<div class="dlist"><dl> | |
<dt class="hdlist1"> | |
rejected | |
</dt> | |
<dd> | |
<p> | |
Git did not try to send the ref at all, typically because it | |
is not a fast-forward and you did not force the update. | |
</p> | |
</dd> | |
<dt class="hdlist1"> | |
remote rejected | |
</dt> | |
<dd> | |
<p> | |
The remote end refused the update. Usually caused by a hook | |
on the remote side, or because the remote repository has one | |
of the following safety options in effect: | |
<tt>receive.denyCurrentBranch</tt> (for pushes to the checked out | |
branch), <tt>receive.denyNonFastForwards</tt> (for forced | |
non-fast-forward updates), <tt>receive.denyDeletes</tt> or | |
<tt>receive.denyDeleteCurrent</tt>. See <a href="git-config.html">git-config(1)</a>. | |
</p> | |
</dd> | |
<dt class="hdlist1"> | |
remote failure | |
</dt> | |
<dd> | |
<p> | |
The remote end did not report the successful update of the ref, | |
perhaps because of a temporary error on the remote side, a | |
break in the network connection, or other transient error. | |
</p> | |
</dd> | |
</dl></div> | |
</div></div> | |
</dd> | |
<dt class="hdlist1"> | |
from | |
</dt> | |
<dd> | |
<p> | |
The name of the local ref being pushed, minus its | |
<tt>refs/<type>/</tt> prefix. In the case of deletion, the | |
name of the local ref is omitted. | |
</p> | |
</dd> | |
<dt class="hdlist1"> | |
to | |
</dt> | |
<dd> | |
<p> | |
The name of the remote ref being updated, minus its | |
<tt>refs/<type>/</tt> prefix. | |
</p> | |
</dd> | |
<dt class="hdlist1"> | |
reason | |
</dt> | |
<dd> | |
<p> | |
A human-readable explanation. In the case of successfully pushed | |
refs, no explanation is needed. For a failed ref, the reason for | |
failure is described. | |
</p> | |
</dd> | |
</dl></div> | |
</div> | |
</div> | |
<div class="sect1"> | |
<h2 id="_note_about_fast_forwards">Note about fast-forwards</h2> | |
<div class="sectionbody"> | |
<div class="paragraph"><p>When an update changes a branch (or more in general, a ref) that used to | |
point at commit A to point at another commit B, it is called a | |
fast-forward update if and only if B is a descendant of A.</p></div> | |
<div class="paragraph"><p>In a fast-forward update from A to B, the set of commits that the original | |
commit A built on top of is a subset of the commits the new commit B | |
builds on top of. Hence, it does not lose any history.</p></div> | |
<div class="paragraph"><p>In contrast, a non-fast-forward update will lose history. For example, | |
suppose you and somebody else started at the same commit X, and you built | |
a history leading to commit B while the other person built a history | |
leading to commit A. The history looks like this:</p></div> | |
<div class="listingblock"> | |
<div class="content"> | |
<pre><tt> B | |
/ | |
---X---A</tt></pre> | |
</div></div> | |
<div class="paragraph"><p>Further suppose that the other person already pushed changes leading to A | |
back to the original repository from which you two obtained the original | |
commit X.</p></div> | |
<div class="paragraph"><p>The push done by the other person updated the branch that used to point at | |
commit X to point at commit A. It is a fast-forward.</p></div> | |
<div class="paragraph"><p>But if you try to push, you will attempt to update the branch (that | |
now points at A) with commit B. This does <em>not</em> fast-forward. If you did | |
so, the changes introduced by commit A will be lost, because everybody | |
will now start building on top of B.</p></div> | |
<div class="paragraph"><p>The command by default does not allow an update that is not a fast-forward | |
to prevent such loss of history.</p></div> | |
<div class="paragraph"><p>If you do not want to lose your work (history from X to B) nor the work by | |
the other person (history from X to A), you would need to first fetch the | |
history from the repository, create a history that contains changes done | |
by both parties, and push the result back.</p></div> | |
<div class="paragraph"><p>You can perform "git pull", resolve potential conflicts, and "git push" | |
the result. A "git pull" will create a merge commit C between commits A | |
and B.</p></div> | |
<div class="listingblock"> | |
<div class="content"> | |
<pre><tt> B---C | |
/ / | |
---X---A</tt></pre> | |
</div></div> | |
<div class="paragraph"><p>Updating A with the resulting merge commit will fast-forward and your | |
push will be accepted.</p></div> | |
<div class="paragraph"><p>Alternatively, you can rebase your change between X and B on top of A, | |
with "git pull --rebase", and push the result back. The rebase will | |
create a new commit D that builds the change between X and B on top of | |
A.</p></div> | |
<div class="listingblock"> | |
<div class="content"> | |
<pre><tt> B D | |
/ / | |
---X---A</tt></pre> | |
</div></div> | |
<div class="paragraph"><p>Again, updating A with this commit will fast-forward and your push will be | |
accepted.</p></div> | |
<div class="paragraph"><p>There is another common situation where you may encounter non-fast-forward | |
rejection when you try to push, and it is possible even when you are | |
pushing into a repository nobody else pushes into. After you push commit | |
A yourself (in the first picture in this section), replace it with "git | |
commit --amend" to produce commit B, and you try to push it out, because | |
forgot that you have pushed A out already. In such a case, and only if | |
you are certain that nobody in the meantime fetched your earlier commit A | |
(and started building on top of it), you can run "git push --force" to | |
overwrite it. In other words, "git push --force" is a method reserved for | |
a case where you do mean to lose history.</p></div> | |
</div> | |
</div> | |
<div class="sect1"> | |
<h2 id="_examples">Examples</h2> | |
<div class="sectionbody"> | |
<div class="dlist"><dl> | |
<dt class="hdlist1"> | |
<tt>git push</tt> | |
</dt> | |
<dd> | |
<p> | |
Works like <tt>git push <remote></tt>, where <remote> is the | |
current branch’s remote (or <tt>origin</tt>, if no remote is | |
configured for the current branch). | |
</p> | |
</dd> | |
<dt class="hdlist1"> | |
<tt>git push origin</tt> | |
</dt> | |
<dd> | |
<p> | |
Without additional configuration, pushes the current branch to | |
the configured upstream (<tt>remote.origin.merge</tt> configuration | |
variable) if it has the same name as the current branch, and | |
errors out without pushing otherwise. | |
</p> | |
<div class="paragraph"><p>The default behavior of this command when no <refspec> is given can be | |
configured by setting the <tt>push</tt> option of the remote, or the <tt>push.default</tt> | |
configuration variable.</p></div> | |
<div class="paragraph"><p>For example, to default to pushing only the current branch to <tt>origin</tt> | |
use <tt>git config remote.origin.push HEAD</tt>. Any valid <refspec> (like | |
the ones in the examples below) can be configured as the default for | |
<tt>git push origin</tt>.</p></div> | |
</dd> | |
<dt class="hdlist1"> | |
<tt>git push origin :</tt> | |
</dt> | |
<dd> | |
<p> | |
Push "matching" branches to <tt>origin</tt>. See | |
<refspec> in the <a href="#OPTIONS">OPTIONS</a> section above for a | |
description of "matching" branches. | |
</p> | |
</dd> | |
<dt class="hdlist1"> | |
<tt>git push origin master</tt> | |
</dt> | |
<dd> | |
<p> | |
Find a ref that matches <tt>master</tt> in the source repository | |
(most likely, it would find <tt>refs/heads/master</tt>), and update | |
the same ref (e.g. <tt>refs/heads/master</tt>) in <tt>origin</tt> repository | |
with it. If <tt>master</tt> did not exist remotely, it would be | |
created. | |
</p> | |
</dd> | |
<dt class="hdlist1"> | |
<tt>git push origin HEAD</tt> | |
</dt> | |
<dd> | |
<p> | |
A handy way to push the current branch to the same name on the | |
remote. | |
</p> | |
</dd> | |
<dt class="hdlist1"> | |
<tt>git push mothership master:satellite/master dev:satellite/dev</tt> | |
</dt> | |
<dd> | |
<p> | |
Use the source ref that matches <tt>master</tt> (e.g. <tt>refs/heads/master</tt>) | |
to update the ref that matches <tt>satellite/master</tt> (most probably | |
<tt>refs/remotes/satellite/master</tt>) in the <tt>mothership</tt> repository; | |
do the same for <tt>dev</tt> and <tt>satellite/dev</tt>. | |
</p> | |
<div class="paragraph"><p>This is to emulate <tt>git fetch</tt> run on the <tt>mothership</tt> using <tt>git | |
push</tt> that is run in the opposite direction in order to integrate | |
the work done on <tt>satellite</tt>, and is often necessary when you can | |
only make connection in one way (i.e. satellite can ssh into | |
mothership but mothership cannot initiate connection to satellite | |
because the latter is behind a firewall or does not run sshd).</p></div> | |
<div class="paragraph"><p>After running this <tt>git push</tt> on the <tt>satellite</tt> machine, you would | |
ssh into the <tt>mothership</tt> and run <tt>git merge</tt> there to complete the | |
emulation of <tt>git pull</tt> that were run on <tt>mothership</tt> to pull changes | |
made on <tt>satellite</tt>.</p></div> | |
</dd> | |
<dt class="hdlist1"> | |
<tt>git push origin HEAD:master</tt> | |
</dt> | |
<dd> | |
<p> | |
Push the current branch to the remote ref matching <tt>master</tt> in the | |
<tt>origin</tt> repository. This form is convenient to push the current | |
branch without thinking about its local name. | |
</p> | |
</dd> | |
<dt class="hdlist1"> | |
<tt>git push origin master:refs/heads/experimental</tt> | |
</dt> | |
<dd> | |
<p> | |
Create the branch <tt>experimental</tt> in the <tt>origin</tt> repository | |
by copying the current <tt>master</tt> branch. This form is only | |
needed to create a new branch or tag in the remote repository when | |
the local name and the remote name are different; otherwise, | |
the ref name on its own will work. | |
</p> | |
</dd> | |
<dt class="hdlist1"> | |
<tt>git push origin :experimental</tt> | |
</dt> | |
<dd> | |
<p> | |
Find a ref that matches <tt>experimental</tt> in the <tt>origin</tt> repository | |
(e.g. <tt>refs/heads/experimental</tt>), and delete it. | |
</p> | |
</dd> | |
<dt class="hdlist1"> | |
<tt>git push origin +dev:master</tt> | |
</dt> | |
<dd> | |
<p> | |
Update the origin repository’s master branch with the dev branch, | |
allowing non-fast-forward updates. <strong>This can leave unreferenced | |
commits dangling in the origin repository.</strong> Consider the | |
following situation, where a fast-forward is not possible: | |
</p> | |
<div class="listingblock"> | |
<div class="content"> | |
<pre><tt> o---o---o---A---B origin/master | |
\ | |
X---Y---Z dev</tt></pre> | |
</div></div> | |
<div class="paragraph"><p>The above command would change the origin repository to</p></div> | |
<div class="listingblock"> | |
<div class="content"> | |
<pre><tt> A---B (unnamed branch) | |
/ | |
o---o---o---X---Y---Z master</tt></pre> | |
</div></div> | |
<div class="paragraph"><p>Commits A and B would no longer belong to a branch with a symbolic name, | |
and so would be unreachable. As such, these commits would be removed by | |
a <tt>git gc</tt> command on the origin repository.</p></div> | |
</dd> | |
</dl></div> | |
</div> | |
</div> | |
<div class="sect1"> | |
<h2 id="_git">GIT</h2> | |
<div class="sectionbody"> | |
<div class="paragraph"><p>Part of the <a href="git.html">git(1)</a> suite</p></div> | |
</div> | |
</div> | |
</div> | |
<div id="footnotes"><hr /></div> | |
<div id="footer"> | |
<div id="footer-text"> | |
Last updated 2014-03-11 14:35:07 PDT | |
</div> | |
</div> | |
</body> | |
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