diff --git a/src/applications/diffusion/controller/DiffusionServeController.php b/src/applications/diffusion/controller/DiffusionServeController.php
--- a/src/applications/diffusion/controller/DiffusionServeController.php
+++ b/src/applications/diffusion/controller/DiffusionServeController.php
@@ -431,10 +431,12 @@
 
     $uri = $repository->getAlmanacServiceURI(
       $viewer,
-      $is_cluster_request,
       array(
-        'http',
-        'https',
+        'neverProxy' => $is_cluster_request,
+        'protocols' => array(
+          'http',
+          'https',
+        ),
       ));
     if ($uri) {
       $future = $this->getRequest()->newClusterProxyFuture($uri);
diff --git a/src/applications/diffusion/ssh/DiffusionSSHWorkflow.php b/src/applications/diffusion/ssh/DiffusionSSHWorkflow.php
--- a/src/applications/diffusion/ssh/DiffusionSSHWorkflow.php
+++ b/src/applications/diffusion/ssh/DiffusionSSHWorkflow.php
@@ -151,9 +151,11 @@
     $is_cluster_request = $this->getIsClusterRequest();
     $uri = $repository->getAlmanacServiceURI(
       $viewer,
-      $is_cluster_request,
       array(
-        'ssh',
+        'neverProxy' => $is_cluster_request,
+        'protocols' => array(
+          'ssh',
+        ),
       ));
 
     if ($uri) {
diff --git a/src/applications/repository/storage/PhabricatorRepository.php b/src/applications/repository/storage/PhabricatorRepository.php
--- a/src/applications/repository/storage/PhabricatorRepository.php
+++ b/src/applications/repository/storage/PhabricatorRepository.php
@@ -1897,14 +1897,22 @@
    * services, returning raw URIs.
    *
    * @param PhabricatorUser Viewing user.
-   * @param bool `true` to throw if a remote URI would be returned.
-   * @param list<string> List of allowable protocols.
+   * @param map<string, wild> Constraints on selectable services.
    * @return string|null URI, or `null` for local repositories.
    */
   public function getAlmanacServiceURI(
     PhabricatorUser $viewer,
-    $never_proxy,
-    array $protocols) {
+    array $options) {
+
+    PhutilTypeSpec::checkMap(
+      $options,
+      array(
+        'neverProxy' => 'bool',
+        'protocols' => 'list<string>',
+      ));
+
+    $never_proxy = $options['neverProxy'];
+    $protocols = $options['protocols'];
 
     $cache_key = $this->getAlmanacServiceCacheKey();
     if (!$cache_key) {
@@ -2077,10 +2085,12 @@
 
     $uri = $this->getAlmanacServiceURI(
       $viewer,
-      $never_proxy,
       array(
-        'http',
-        'https',
+        'neverProxy' => $never_proxy,
+        'protocols' => array(
+          'http',
+          'https',
+        ),
       ));
     if ($uri === null) {
       return null;