checkout: check_linked_checkout: simplify symref parsing

diff --git a/Documentation/git.txt b/Documentation/git.txt
index 9e0a42ce5673c1fc11c311c63b5452181110fd8f..ef76f952708b46cff693b51fbd3334c5336ff689 100644 (file)
--- a/Documentation/git.txt
+++ b/Documentation/git.txt
@@ -43,9 +43,15 @@ unreleased) version of Git, that is available from the 'master'
 branch of the `git.git` repository.
 Documentation for older releases are available here:
 
-* link:v2.1.2/git.html[documentation for release 2.1.2]
+* link:v2.2.0/git.html[documentation for release 2.2]
 
 * release notes for
+  link:RelNotes/2.2.0.txt[2.2].
+
+* link:v2.1.3/git.html[documentation for release 2.1.3]
+
+* release notes for
+  link:RelNotes/2.1.3.txt[2.1.3],
   link:RelNotes/2.1.2.txt[2.1.2],
   link:RelNotes/2.1.1.txt[2.1.1],
   link:RelNotes/2.1.0.txt[2.1].
@@ -803,6 +809,15 @@ Git so take care if using Cogito etc.
        an explicit repository directory set via 'GIT_DIR' or on the
        command line.
 
+'GIT_COMMON_DIR'::
+       If this variable is set to a path, non-worktree files that are
+       normally in $GIT_DIR will be taken from this path
+       instead. Worktree-specific files such as HEAD or index are
+       taken from $GIT_DIR. See linkgit:gitrepository-layout[5] and
+       linkgit:git-worktree[1] for
+       details. This variable has lower precedence than other path
+       variables such as GIT_INDEX_FILE, GIT_OBJECT_DIRECTORY...
+
 Git Commits
 ~~~~~~~~~~~
 'GIT_AUTHOR_NAME'::