2 files changed, 12 insertions, 4 deletions
diff --git a/third_party/gopkgs/github.com/golang/groupcache/default.nix b/third_party/gopkgs/github.com/golang/groupcache/default.nix
index 4c12173ed960..c2fc341feafd 100644
--- a/third_party/gopkgs/github.com/golang/groupcache/default.nix
+++ b/third_party/gopkgs/github.com/golang/groupcache/default.nix
@@ -1,9 +1,15 @@
-{ depot, ... }:
+{ depot, pkgs, ... }:
 
 depot.nix.buildGo.external {
   path = "github.com/golang/groupcache";
-  src = builtins.fetchGit {
+
+  src = pkgs.fetchgit {
     url = "https://github.com/golang/groupcache";
     rev = "611e8accdfc92c4187d399e95ce826046d4c8d73";
+    hash = "sha256:0ydaq1xn03h2arfdri0vcv0df19pk8dvq4ly5hm1kv18yjfv1v13";
   };
+
+  deps = with depot.third_party; [
+    gopkgs."github.com".golang.protobuf.proto
+  ];
 }
diff --git a/third_party/gopkgs/github.com/golang/protobuf/default.nix b/third_party/gopkgs/github.com/golang/protobuf/default.nix
index 5a4290dec2a1..119eafb42c15 100644
--- a/third_party/gopkgs/github.com/golang/protobuf/default.nix
+++ b/third_party/gopkgs/github.com/golang/protobuf/default.nix
@@ -1,9 +1,11 @@
-{ depot, ... }:
+{ depot, pkgs, ... }:
 
 depot.nix.buildGo.external {
   path = "github.com/golang/protobuf";
-  src = builtins.fetchGit {
+
+  src = pkgs.fetchgit {
     url = "https://github.com/golang/protobuf";
     rev = "ed6926b37a637426117ccab59282c3839528a700";
+    hash = "sha256:0fynqrim022x9xi2bivkw19npbz4316v4yr7mb677s9s36z4dc4h";
   };
 }