diff --git a/Command/PostReceive.hs b/Command/PostReceive.hs
index 351ca50fa8..0eca65354f 100644
--- a/Command/PostReceive.hs
+++ b/Command/PostReceive.hs
@@ -22,6 +22,7 @@ import Git.Types
 import Git.Sha
 import qualified Git.Ref
 import Command.Export (filterExport, getExportCommit, seekExport)
+import Command.Sync (syncBranch)
 
 import qualified Data.Set as S
 import qualified Data.ByteString as B
@@ -59,7 +60,8 @@ proxyExportTree = do
 		pushedbranches <- liftIO $ 
 			S.fromList . map snd . parseHookInput
 				<$> B.hGetContents stdin
-		let waspushed = flip S.member pushedbranches
+		let waspushed b = S.member b pushedbranches
+			|| S.member (syncBranch b) pushedbranches
 		case filter (waspushed . Git.Ref.branchRef . fst . snd) rbs of
 			[] -> return ()
 			rbs' -> forM_ rbs' $ \((r, b), _) -> go r b
diff --git a/Command/Sync.hs b/Command/Sync.hs
index 82f9826873..3478c2a683 100644
--- a/Command/Sync.hs
+++ b/Command/Sync.hs
@@ -28,6 +28,7 @@ module Command.Sync (
 	parseUnrelatedHistoriesOption,
 	SyncOptions(..),
 	OperationMode(..),
+	syncBranch,
 ) where
 
 import Command
diff --git a/doc/todo/git-annex_proxies.mdwn b/doc/todo/git-annex_proxies.mdwn
index 15c01e981d..6607280dc3 100644
--- a/doc/todo/git-annex_proxies.mdwn
+++ b/doc/todo/git-annex_proxies.mdwn
@@ -33,9 +33,6 @@ Planned schedule of work:
 * Working on `exportreeplus` branch which is groundwork for proxying to
   exporttree=yes special remotes. Need to merge it to master.
 
-* `git-annex sync` hides output of git-annex post-retreive, which is a
-  problem when it's doing things that are expensive.
-
 * Handle cases where a single key is used by multiple files in the exported
   tree. Need to download from the special remote in order to export
   multiple copies to it. (In particular, this is needed when using