--- a/mercurial/commands.py Sat Apr 30 18:40:34 2016 -0700
+++ b/mercurial/commands.py Wed May 04 10:46:27 2016 -0500
@@ -6297,7 +6297,10 @@
related method.
Modified files are saved with a .orig suffix before reverting.
- To disable these backups, use --no-backup.
+ To disable these backups, use --no-backup. It is possible to store
+ the backup files in a custom directory relative to the root of the
+ repository by setting the ``ui.origbackuppath`` configuration
+ option.
See :hg:`help dates` for a list of formats valid for -d/--date.