anchor.diff:      repo = "tdesktop";
       rev = "v${version}";
       fetchSubmodules = true;
  -    sha256 = "020ycgb77vx7rza590i3csrvq1zgm15rvpxqqcp0xkb4yh71i3hb";
  +    sha256 = "0964as7rkjq1px6z15z6kmkiz4zw69wmm3namwn940bsja123qls";
     };
  -
  -  patches = [(fetchpatch {
  -    # ref: https://github.com/desktop-app/lib_webview/pull/9
  -    url = "https://github.com/desktop-app/lib_webview/commit/75e924934eee8624020befbef1f3cb5b865d3b86.patch";
  -    sha256 = "sha256-rN4FVK4KT+xNf9IVdcpbxMqT0+t3SINJPRRQPyMiDP0=";
  -    stripLen = 1;
  -    extraPrefix = "Telegram/lib_webview/";
  -  })];
   
     postPatch = ''
       substituteInPlace Telegram/CMakeLists.txt \
  
positive.code: { mkDerivation, lib, fetchFromGitHub, callPackage, fetchpatch
  , pkg-config, cmake, ninja, python3, wrapGAppsHook, wrapQtAppsHook
  , extra-cmake-modules
  , qtbase, qtimageformats, gtk3, libsForQt5, lz4, xxHash
  
negative.code:   tg_owt = callPackage ./tg_owt.nix {};
  in mkDerivation rec {
    pname = "telegram-desktop";
    version = "2.9.0";
    # Note: Update via pkgs/applications/networking/instant-messengers/telegram/tdesktop/update.py
  
    # Telegram-Desktop with submodules
  