Documentation/git-clone: describe --mirror more verbosely

Some people in #linux-rt noticed that describing what "--mirror" option does
with "it mirrors" is way insufficient.

Cc: Steven Rostedt <rostedt@goodmis.org>
Cc: Darren 'Some People' Hart <darren@dvhart.com>
Cc: Michael J Gruber <git@drmicha.warpmail.net>
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

diff --git a/Documentation/git-clone.txt b/Documentation/git-clone.txt
index dc7d3d17b151d05827925fdcd2806945e2e278cb..ab7293351d283e7ee3a8275c534c3667d6b4d696 100644 (file)
--- a/Documentation/git-clone.txt
+++ b/Documentation/git-clone.txt
@@ -128,7 +128,12 @@ objects from the source repository into a pack in the cloned repository.
        configuration variables are created.
 
 --mirror::
-       Set up a mirror of the remote repository.  This implies `--bare`.
+       Set up a mirror of the source repository.  This implies `--bare`.
+       Compared to `--bare`, `--mirror` not only maps local branches of the
+       source to local branches of the target, it maps all refs (including
+       remote branches, notes etc.) and sets up a refspec configuration such
+       that all these refs are overwritten by a `git remote update` in the
+       target repository.
 
 --origin <name>::
 -o <name>::