appimageTools.wrapType2: passthru src to make nix-update work

    (args // {

      inherit name extraPkgs;

      src = extract { inherit name src; };

      # passthru src to make nix-update work

      # hack to keep the origin position (unsafeGetAttrPos)

      passthru = lib.pipe args [

        lib.attrNames

        (lib.remove "src")

        (removeAttrs args)

      ] // args.passthru or { };

    });

  defaultFhsEnvArgs = {