--- a/hgext/remotefilelog/__init__.py	Sun Sep 15 17:02:31 2019 +0900
+++ b/hgext/remotefilelog/__init__.py	Sun Oct 06 03:30:00 2019 -0400
@@ -1234,6 +1234,7 @@
     ]
     + commands.walkopts,
     _(b'hg prefetch [OPTIONS] [FILE...]'),
+    helpcategory=command.CATEGORY_MAINTENANCE,
 )
 def prefetch(ui, repo, *pats, **opts):
     """prefetch file revisions from the server