--- a/mercurial/utils/cborutil.py	Wed Sep 04 17:08:58 2024 +0200
+++ b/mercurial/utils/cborutil.py	Sun Sep 22 17:11:10 2024 -0400
@@ -206,7 +206,6 @@
 STREAM_ENCODERS = {
     bytes: streamencodebytestring,
     int: streamencodeint,
-    int: streamencodeint,
     list: streamencodearray,
     tuple: streamencodearray,
     dict: streamencodemap,