diff -r 142d2a4cb69a -r 5830efce522b mercurial/commands.py
--- a/mercurial/commands.py	Sun Feb 09 15:50:36 2020 -0500
+++ b/mercurial/commands.py	Sun Feb 09 16:18:26 2020 -0500
@@ -6646,7 +6646,7 @@
         (b'i', b'ignored', None, _(b'show only ignored files')),
         (b'n', b'no-status', None, _(b'hide status prefix')),
         (b't', b'terse', _NOTTERSE, _(b'show the terse output (EXPERIMENTAL)')),
-        (b'C', b'copies', None, _(b'show source of copied files')),
+        (b'C', b'copies', None, _(b'show source of copied files (DEFAULT: ui.statuscopies)')),
         (
             b'0',
             b'print0',