--- a/hgext3rd/evolve/__init__.py	Sat Nov 10 16:01:31 2018 +0100
+++ b/hgext3rd/evolve/__init__.py	Sat Nov 10 16:05:34 2018 +0100
@@ -1130,7 +1130,8 @@
 
         # check for dirty wdir if --evolve is passed
         if opts['evolve']:
-            cmdutil.bailifchanged(repo)
+            hint = _('use `hg amend`, `hg revert` or `hg shelve`')
+            cmdutil.bailifchanged(repo, hint=hint)
 
         children = [ctx for ctx in wparents[0].children() if not ctx.obsolete()]
         topic = _getcurrenttopic(repo)