diff --git a/src/applications/diffusion/conduit/DiffusionQueryCommitsConduitAPIMethod.php b/src/applications/diffusion/conduit/DiffusionQueryCommitsConduitAPIMethod.php
--- a/src/applications/diffusion/conduit/DiffusionQueryCommitsConduitAPIMethod.php
+++ b/src/applications/diffusion/conduit/DiffusionQueryCommitsConduitAPIMethod.php
@@ -42,6 +42,9 @@
         ->executeOne();
       if ($repository) {
         $query->withRepository($repository);
+        if ($bypass_cache) {
+          $repository->synchronizeWorkingCopyBeforeRead();
+        }
       }
     }
 
diff --git a/src/applications/repository/management/PhabricatorRepositoryManagementLookupUsersWorkflow.php b/src/applications/repository/management/PhabricatorRepositoryManagementLookupUsersWorkflow.php
--- a/src/applications/repository/management/PhabricatorRepositoryManagementLookupUsersWorkflow.php
+++ b/src/applications/repository/management/PhabricatorRepositoryManagementLookupUsersWorkflow.php
@@ -43,6 +43,7 @@
           )),
         'diffusion.querycommits',
         array(
+          'repositoryPHID' => $repo->getPHID(),
           'phids' => array($commit->getPHID()),
           'bypassCache' => true,
         ));
diff --git a/src/applications/repository/worker/commitmessageparser/PhabricatorRepositoryCommitMessageParserWorker.php b/src/applications/repository/worker/commitmessageparser/PhabricatorRepositoryCommitMessageParserWorker.php
--- a/src/applications/repository/worker/commitmessageparser/PhabricatorRepositoryCommitMessageParserWorker.php
+++ b/src/applications/repository/worker/commitmessageparser/PhabricatorRepositoryCommitMessageParserWorker.php
@@ -23,6 +23,7 @@
         )),
       'diffusion.querycommits',
       array(
+        'repositoryPHID' => $repository->getPHID(),
         'phids' => array($commit->getPHID()),
         'bypassCache' => true,
         'needMessages' => true,