--- a/mercurial/commands.py	Fri Sep 25 12:39:23 2015 -0700
+++ b/mercurial/commands.py	Mon Oct 05 07:11:48 2015 +0200
@@ -497,6 +497,9 @@
 
     See :hg:`help dates` for a list of formats valid for -d/--date.
 
+    See :hg:`help revert` for a way to restore files to the state
+    of another revision.
+
     Returns 0 on success, 1 if nothing to backout or there are unresolved
     files.
     '''