diff -r 4d1ae9cba551 -r b66ae4468c9a mercurial/scmutil.py
--- a/mercurial/scmutil.py	Mon Jul 19 01:18:23 2021 +0200
+++ b/mercurial/scmutil.py	Mon Jul 19 05:43:43 2021 +0200
@@ -1456,7 +1456,7 @@
     origsrc = repo.dirstate.copied(src) or src
     if dst == origsrc:  # copying back a copy?
         if repo.dirstate[dst] not in b'mn' and not dryrun:
-            repo.dirstate.normallookup(dst)
+            repo.dirstate.set_tracked(dst)
     else:
         if repo.dirstate[origsrc] == b'a' and origsrc == src:
             if not ui.quiet: