--- a/mercurial/commands.py Thu Oct 03 23:16:06 2013 +0900
+++ b/mercurial/commands.py Thu Oct 03 23:16:06 2013 +0900
@@ -4651,8 +4651,10 @@
branch that is not present at the destination. This allows you to
only create a new branch without forcing other changes.
- Use -f/--force to override the default behavior and push all
- changesets on all branches.
+ .. note::
+ Extra care should be used with the -f/--force option,
+ which will push all new heads on all branches, an action which will
+ almost always cause confusion for collaborators.
If -r/--rev is used, the specified revision and all its ancestors
will be pushed to the remote repository.