diff --git a/pkgs/by-name/fo/folly/package.nix b/pkgs/by-name/fo/folly/package.nix
index 0508275b6d3f..0aa50ab1bbc2 100644
--- a/pkgs/by-name/fo/folly/package.nix
+++ b/pkgs/by-name/fo/folly/package.nix
@@ -34,7 +34,7 @@ stdenv.mkDerivation (finalAttrs: {
   src = fetchFromGitHub {
     owner = "facebook";
     repo = "folly";
-    rev = "v${finalAttrs.version}";
+    rev = "refs/tags/v${finalAttrs.version}";
     sha256 = "sha256-INvWTw27fmVbKQIT9ebdRGMCOIzpc/NepRN2EnKLJx0=";
   };