--- a/mercurial/localrepo.py	Thu Apr 04 18:07:30 2019 +0200
+++ b/mercurial/localrepo.py	Fri Apr 05 12:11:52 2019 +0200
@@ -312,18 +312,12 @@
             repo.ui, path=path, remotehidden=remotehidden
         )
 
-        if remotehidden:
-            msg = _(
-                b"ignoring `--remote-hidden` request\n"
-                b"(access to hidden changeset for %r not "
-                b"supported yet)\n"
-            ) % type(self)
-            self.ui.warn(msg)
-
         if caps is None:
             caps = moderncaps.copy()
-        self._repo = repo.filtered(b'served')
-
+        if remotehidden:
+            self._repo = repo.filtered(b'served.hidden')
+        else:
+            self._repo = repo.filtered(b'served')
         if repo._wanted_sidedata:
             formatted = bundle2.format_remote_wanted_sidedata(repo)
             caps.add(b'exp-wanted-sidedata=' + formatted)

--- a/tests/test-remote-hidden.t	Thu Apr 04 18:07:30 2019 +0200
+++ b/tests/test-remote-hidden.t	Fri Apr 05 12:11:52 2019 +0200
@@ -112,6 +112,67 @@
 
   $ killdaemons.py
 
+Test --remote-hidden for local peer
+-----------------------------------
+
+  $ hg clone --pull repo-with-hidden client
+  requesting all changes
+  adding changesets
+  adding manifests
+  adding file changes
+  added 2 changesets with 2 changes to 1 files
+  2 new obsolescence markers
+  new changesets 5f354f46e585:c33affeb3f6b (1 drafts)
+  updating to branch default
+  1 files updated, 0 files merged, 0 files removed, 0 files unresolved
+  $ hg -R client log -G --hidden -v
+  @  1:c33affeb3f6b c_Amend_New [draft]
+  |
+  o  0:5f354f46e585 c_Public [public]
+  
+
+pulling an hidden changeset should fail:
+
+  $ hg -R client pull -r be215fbb8c50
+  pulling from $TESTTMP/repo-with-hidden
+  abort: filtered revision 'be215fbb8c50' (not in 'served' subset)
+  [10]
+
+pulling an hidden changeset with --remote-hidden should succeed:
+
+  $ hg -R client pull --remote-hidden --traceback -r be215fbb8c50
+  pulling from $TESTTMP/repo-with-hidden
+  searching for changes
+  adding changesets
+  adding manifests
+  adding file changes
+  added 1 changesets with 1 changes to 1 files (+1 heads)
+  (1 other changesets obsolete on arrival)
+  (run 'hg heads' to see heads)
+  $ hg -R client log -G --hidden -v
+  x  2:be215fbb8c50 c_Amend_Old [draft]
+  |
+  | @  1:c33affeb3f6b c_Amend_New [draft]
+  |/
+  o  0:5f354f46e585 c_Public [public]
+  
+
+Pulling a secret changeset is still forbidden:
+
+secret visible:
+
+  $ hg -R client pull --remote-hidden -r 8d28cbe335f3
+  pulling from $TESTTMP/repo-with-hidden
+  abort: filtered revision '8d28cbe335f3' (not in 'served.hidden' subset)
+  [10]
+
+secret hidden:
+
+  $ hg -R client pull --remote-hidden -r 1c6afd79eb66
+  pulling from $TESTTMP/repo-with-hidden
+  abort: filtered revision '1c6afd79eb66' (not in 'served.hidden' subset)
+  [10]
+
 Test accessing hidden changeset through hgweb
 ---------------------------------------------