Index: remotenames.py
===================================================================
--- remotenames.py
+++ remotenames.py
@@ -1054,6 +1054,12 @@
         msg = _('do not specify --to/-t and --branch/-b at the same time')
         raise error.Abort(msg)
 
+    # if we are not using the original push command implementation, make sure
+    # pushvars is included in opargs
+    pushvars = opts.get('pushvars')
+    if pushvars:
+        opargs['pushvars'] = pushvars
+
     if revs:
         revs = [repo.lookup(r) for r in scmutil.revrange(repo, revs)]
     else: