Update "describe" documentation to match reality

diff --git a/Documentation/git-tag.txt b/Documentation/git-tag.txt
index 1f34948167cf9aba7055f92c75afb0d9a76f744d..299b04f726b2e7662fb7db64169726eec82a5c14 100644 (file)
--- a/Documentation/git-tag.txt
+++ b/Documentation/git-tag.txt
@@ -10,14 +10,15 @@ SYNOPSIS
 --------
 [verse]
 'git tag' [-a | -s | -u <key-id>] [-f] [-m <msg> | -F <file>]
-       <name> [<commit> | <object>]
-'git tag' -d <name>...
-'git tag' [-n[<num>]] -l [<pattern>]
-'git tag' -v <name>...
+       <tagname> [<commit> | <object>]
+'git tag' -d <tagname>...
+'git tag' [-n[<num>]] -l [--contains <commit>] [<pattern>]
+'git tag' -v <tagname>...
 
 DESCRIPTION
 -----------
-Adds a 'tag' reference in `.git/refs/tags/`
+
+Adds a tag reference in `.git/refs/tags/`.
 
 Unless `-f` is given, the tag must not yet exist in
 `.git/refs/tags/` directory.
@@ -50,6 +51,7 @@ OPTIONS
        Make a GPG-signed tag, using the given key
 
 -f::
+--force::
        Replace an existing tag with the given name (instead of failing)
 
 -d::
@@ -69,9 +71,12 @@ OPTIONS
        List tags with names that match the given pattern (or all if no pattern is given).
        Typing "git tag" without arguments, also lists all tags.
 
+--contains <commit>::
+       Only list tags which contain the specified commit.
+
 -m <msg>::
        Use the given tag message (instead of prompting).
-       If multiple `-m` options are given, there values are
+       If multiple `-m` options are given, their values are
        concatenated as separate paragraphs.
        Implies `-a` if none of `-a`, `-s`, or `-u <key-id>`
        is given.
@@ -82,6 +87,12 @@ OPTIONS
        Implies `-a` if none of `-a`, `-s`, or `-u <key-id>`
        is given.
 
+<tagname>::
+       The name of the tag to create, delete, or describe.
+       The new tag name must pass all checks defined by
+       linkgit:git-check-ref-format[1].  Some of these checks
+       may restrict the characters allowed in a tag name.
+
 CONFIGURATION
 -------------
 By default, 'git-tag' in sign-with-default mode (-s) will use your
@@ -208,7 +219,7 @@ determines who are interested in whose tags.
 
 A one-shot pull is a sign that a commit history is now crossing
 the boundary between one circle of people (e.g. "people who are
-primarily interested in networking part of the kernel") who may
+primarily interested in the networking part of the kernel") who may
 have their own set of tags (e.g. "this is the third release
 candidate from the networking group to be proposed for general
 consumption with 2.6.21 release") to another circle of people
@@ -246,6 +257,10 @@ $ GIT_COMMITTER_DATE="2006-10-02 10:31" git tag -s v1.0.1
 ------------
 
 
+SEE ALSO
+--------
+linkgit:git-check-ref-format[1].
+
 Author
 ------
 Written by Linus Torvalds <torvalds@osdl.org>,