anchor.diff:    src = fetchFromGitHub {
       owner = "Bumblebee-Project";
       repo = "bbswitch";
  -    rev = "v${version}";
  -    hash = "sha256-FHC8myKnouNDERVds2QCJj1ZstjHrOzFpb+FDiSBjL4=";
  +    # https://github.com/Bumblebee-Project/bbswitch/tree/develop
  +    rev = "23891174a80ea79c7720bcc7048a5c2bfcde5cd9";
  +    hash = "sha256-50v1Jxem5kaI1dHOKmgBbPLxI82QeYxiaRHhrHpWRzU=";
     };
   
     patches = [
       (fetchpatch {
  -      url = "https://github.com/Bumblebee-Project/bbswitch/pull/102.patch";
  -      sha256 = "1lbr6pyyby4k9rn2ry5qc38kc738d0442jhhq57vmdjb6hxjya7m";
  -    })
  -    (fetchpatch {
  -      url = "https://github.com/Bumblebee-Project/bbswitch/pull/196.patch";
  -      sha256 = "02ihy3piws7783qbm9q0mb9s18ipn5ckdy1iar74xn31qjrsn99n";
  +      url = "https://raw.githubusercontent.com/archlinux/svntogit-community/0bd986055ba52887b81048de5c61e618eec06eb0/trunk/0003-kernel-5.18.patch";
  +      sha256 = "sha256-va62/bR1qyBBMPg0lUwCH7slGG0XijxVCsFa4FCoHEQ=";
       })
     ];
   
  
positive.code:     homepage = "https://github.com/Bumblebee-Project/bbswitch";
      maintainers = with maintainers; [ abbradar ];
      license = licenses.gpl2Plus;
      broken = kernel.kernelAtLeast "5.18";
    };
  }
  
negative.code: 
  let
    baseName = "bbswitch";
    version = "unstable-2021-11-29";
    name = "${baseName}-${version}-${kernel.version}";
  
  in
  