DESCRIPTION
-----------
-Adds a tag reference in `.git/refs/tags/`.
+Add a tag reference in `.git/refs/tags/`, unless `-d/-l/-v` is given
+to delete, list or verify tags.
-Unless `-f` is given, the tag must not yet exist in
+Unless `-f` is given, the tag to be created must not yet exist in the
`.git/refs/tags/` directory.
If one of `-a`, `-s`, or `-u <key-id>` is passed, the command
-creates a 'tag' object, and requires the tag message. Unless
+creates a 'tag' object, and requires a tag message. Unless
`-m <msg>` or `-F <file>` is given, an editor is started for the user to type
in the tag message.
If `-m <msg>` or `-F <file>` is given and `-a`, `-s`, and `-u <key-id>`
are absent, `-a` is implied.
-Otherwise just the SHA1 object name of the commit object is
-written (i.e. a lightweight tag).
+Otherwise just a tag reference for the SHA1 object name of the commit object is
+created (i.e. a lightweight tag).
A GnuPG signed tag object will be created when `-s` or `-u
<key-id>` is used. When `-u <key-id>` is not used, the
which should return 0123456789abcdef.. if you have the new version.
-Sorry for inconvenience.
+Sorry for the inconvenience.
------------
Does this seem a bit complicated? It *should* be. There is no
-way that it would be correct to just "fix" it behind peoples
-backs. People need to know that their tags might have been
-changed.
+way that it would be correct to just "fix" it automatically.
+People need to know that their tags might have been changed.
On Automatic following
~~~~~~~~~~~~~~~~~~~~~~
If you are following somebody else's tree, you are most likely
-using tracking branches (`refs/heads/origin` in traditional
+using remote-tracking branches (`refs/heads/origin` in traditional
layout, or `refs/remotes/origin/master` in the separate-remote
layout). You usually want the tags from the other end.
from each other do not necessarily want to automatically get
private anchor point tags from the other person.
-You would notice "please pull" messages on the mailing list says
-repo URL and branch name alone. This is designed to be easily
-cut&pasted to a 'git fetch' command line:
+Often, "please pull" messages on the mailing list just provide
+two pieces of information: a repo URL and a branch name; this
+is designed to be easily cut&pasted at the end of a 'git fetch'
+command line:
------------
Linus, please pull from
$ git pull git://git..../proj.git master
------------
-In such a case, you do not want to automatically follow other's
-tags.
+In such a case, you do not want to automatically follow the other
+person's tags.
-One important aspect of git is it is distributed, and being
-distributed largely means there is no inherent "upstream" or
+One important aspect of git is its distributed nature, which
+largely means there is no inherent "upstream" or
"downstream" in the system. On the face of it, the above
example might seem to indicate that the tag namespace is owned
-by upper echelon of people and tags only flow downwards, but
+by the upper echelon of people and that tags only flow downwards, but
that is not the case. It only shows that the usage pattern
determines who are interested in whose tags.
It may well be that among networking people, they may want to
exchange the tags internal to their group, but in that workflow
-they are most likely tracking with each other's progress by
-having tracking branches. Again, the heuristic to automatically
+they are most likely tracking each other's progress by
+having remote-tracking branches. Again, the heuristic to automatically
follow such tags is a good thing.
If you have imported some changes from another VCS and would like
to add tags for major releases of your work, it is useful to be able
-to specify the date to embed inside of the tag object. The data in
+to specify the date to embed inside of the tag object; such data in
the tag object affects, for example, the ordering of tags in the
gitweb interface.
To set the date used in future tag objects, set the environment
-variable GIT_COMMITTER_DATE to one or more of the date and time. The
-date and time can be specified in a number of ways; the most common
-is "YYYY-MM-DD HH:MM".
+variable GIT_COMMITTER_DATE (see the later discussion of possible
+values; the most common form is "YYYY-MM-DD HH:MM").
-An example follows.
+For example:
------------
$ GIT_COMMITTER_DATE="2006-10-02 10:31" git tag -s v1.0.1
------------
+include::date-formats.txt[]
SEE ALSO
--------
linkgit:git-check-ref-format[1].
-Author
-------
-Written by Linus Torvalds <torvalds@osdl.org>,
-Junio C Hamano <gitster@pobox.com> and Chris Wright <chrisw@osdl.org>.
-
-Documentation
---------------
-Documentation by David Greaves, Junio C Hamano and the git-list <git@vger.kernel.org>.
-
GIT
---
Part of the linkgit:git[1] suite