--- a/mercurial/transaction.py	Sat Nov 07 17:56:01 2020 +0100
+++ b/mercurial/transaction.py	Sat Nov 07 19:24:12 2020 +0100
@@ -395,11 +395,9 @@
         return any
 
     @active
-    def find(self, file):
+    def findoffset(self, file):
         if file in self._map:
-            return self._entries[self._map[file]]
-        if file in self._backupmap:
-            return self._backupentries[self._backupmap[file]]
+            return self._entries[self._map[file]][1]
         return None
 
     @active