--- a/mercurial/commands.py Wed Sep 17 10:22:35 2008 +0200
+++ b/mercurial/commands.py Wed Sep 17 10:24:30 2008 +0200
@@ -2789,7 +2789,8 @@
"""update working directory
Update the working directory to the specified revision, or the
- tip of the current branch if none is specified.
+ tip of the current branch if none is specified. Use null as
+ the revision to remove the working copy (like 'hg clone -U').
If the requested revision is a descendant of the working
directory, any outstanding changes in the working directory will