--- a/mercurial/scmutil.py	Wed Dec 09 20:22:25 2020 -0800
+++ b/mercurial/scmutil.py	Wed Dec 09 19:40:30 2020 -0800
@@ -213,6 +213,7 @@
         ui.error(_(b"abort: %s\n") % inst)
         if inst.hint:
             ui.error(_(b"(%s)\n") % inst.hint)
+        detailed_exit_code = 50
     except error.InterventionRequired as inst:
         ui.error(b"%s\n" % inst)
         if inst.hint: