final: prev: {
  grit = prev.grit.overrideAttrs (old:
    let version = "0.3.0";
    in
    {
      inherit version;

      src = prev.fetchFromGitHub {
        owner = "climech";
        repo = old.pname;
        rev = "v${version}";
        sha256 = "sha256-c8wBwmXFjpst6UxL5zmTxMR4bhzpHYljQHiJFKiNDms=";
      };
    });
}