diff -r 6b52cffd8d0a -r e2f7b2695ba1 mercurial/cmdutil.py
--- a/mercurial/cmdutil.py	Tue Mar 02 00:05:22 2021 +0100
+++ b/mercurial/cmdutil.py	Thu Mar 18 18:24:59 2021 -0400
@@ -869,7 +869,7 @@
             )
             msg = (
                 _(
-                    '''Unresolved merge conflicts:
+                    b'''Unresolved merge conflicts:
 
 %s