Update metadata.json

modules/rules_objc/metadata.json

diff --git a/modules/rules_objc/metadata.json b/modules/rules_objc/metadata.json
index efc3d8d..e679142 100644
--- a/modules/rules_objc/metadata.json
+++ b/modules/rules_objc/metadata.json
@@ -6,7 +6,7 @@
             "email": "bcr-maintainers@bazel.build"
         }
     ],
-    "repository": [],
+    "repository": ["github:bazel-contrib/rules_objc"],
     "versions": [
         "0.0.1"
     ],