--- a/mercurial/help.py	Thu Nov 03 15:42:33 2022 +0100
+++ b/mercurial/help.py	Thu Nov 03 15:43:04 2022 +0100
@@ -486,6 +486,7 @@
             [
                 b'rust',
                 b'rustext',
+                b'rhg',
             ],
             _(b'Rust in Mercurial'),
             loaddoc(b'rust'),