diff --git a/pkgs/build-support/fetchgit/default.nix b/pkgs/build-support/fetchgit/default.nix
index 990e6c6f9889..6677881cc000 100644
--- a/pkgs/build-support/fetchgit/default.nix
+++ b/pkgs/build-support/fetchgit/default.nix
@@ -155,6 +155,8 @@ lib.makeOverridable (
           ++ lib.optionals fetchLFS [ git-lfs ]
           ++ nativeBuildInputs;
 
+          strictDeps = true;
+
           hash =
             if outputHashAlgo == null || outputHash == "" || lib.hasPrefix outputHashAlgo outputHash then
               outputHash