From: "W. Trevor King" <wk...@tremily.us>
Signed-off-by: W. Trevor King <wk...@tremily.us>
---
Documentation/git-submodule.txt | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/Documentation/git-submodule.txt b/Documentation/git-submodule.txt
index 9a99826..d4e993f 100644
--- a/Documentation/git-submodule.txt
+++ b/Documentation/git-submodule.txt
@@ -220,6 +220,14 @@ OPTIONS
is not set either, `HEAD` will be recorded. Because the branch name
is optional, you must use the equal-sign form (`-r=<branch>`), not
`-r <branch>`.
++
+The recorded setting is not actually used by git; however, some
+external tools and workflows may make use of it. For example, if the
+upstream branches still exist and you have a recorded branch setting
+for each of your submodules, you can update all of the submodules to
+the current branch tips with:
++
+ git submodule foreach 'git checkout $submodule_branch && git pull'
-f::
--force::
--
1.8.0.3.gc2eb43a
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