--- a/tests/test-bundle2-exchange.t	Mon Dec 11 11:50:55 2023 +0100
+++ b/tests/test-bundle2-exchange.t	Mon Dec 11 22:27:59 2023 +0100
@@ -1042,6 +1042,8 @@
   adding changesets
   remote: abort: incompatible Mercurial client; bundle2 required
   remote: (see https://www.mercurial-scm.org/wiki/IncompatibleClient)
+  transaction abort!
+  rollback completed
   abort: stream ended unexpectedly (got 0 bytes, expected 4)
   [255]