diff -r b0a4de6c14f8 -r ca7bde5dbafb mercurial/copies.py
--- a/mercurial/copies.py	Thu Jul 18 12:03:29 2024 +0200
+++ b/mercurial/copies.py	Thu Jul 18 12:36:12 2024 +0200
@@ -915,11 +915,14 @@
         self.movewithdir = {} if movewithdir is None else movewithdir
 
     def __repr__(self):
-        return '<branch_copies\n  copy=%r\n  renamedelete=%r\n  dirmove=%r\n  movewithdir=%r\n>' % (
-            self.copy,
-            self.renamedelete,
-            self.dirmove,
-            self.movewithdir,
+        return (
+            '<branch_copies\n  copy=%r\n  renamedelete=%r\n  dirmove=%r\n  movewithdir=%r\n>'
+            % (
+                self.copy,
+                self.renamedelete,
+                self.dirmove,
+                self.movewithdir,
+            )
         )