diff -r ae275ad46bd0 -r 4c99eafb101e mercurial/commands.py
--- a/mercurial/commands.py	Wed Jun 24 12:03:53 2009 +0200
+++ b/mercurial/commands.py	Wed Jun 24 12:04:19 2009 +0200
@@ -1729,7 +1729,8 @@
     With -s/--similarity, hg will attempt to discover renames and
     copies in the patch in the same way as 'addremove'.
 
-    To read a patch from standard input, use "-" as the patch name.
+    To read a patch from standard input, use "-" as the patch name. If
+    a URL is specified, the patch will be downloaded from it.
     See 'hg help dates' for a list of formats valid for -d/--date.
     """
     patches = (patch1,) + patches