diff --git a/mercurial/setdiscovery.py b/mercurial/setdiscovery.py
--- a/mercurial/setdiscovery.py
+++ b/mercurial/setdiscovery.py
@@ -189,8 +189,7 @@
         fknown = e.callcommand('known', {
             'nodes': [clnode(r) for r in sample],
         })
-
-    srvheadhashes, yesno = fheads.result(), fknown.result()
+        srvheadhashes, yesno = fheads.result(), fknown.result()
 
     if cl.tip() == nullid:
         if srvheadhashes != [nullid]: