_final: prev: {
  backscrub = prev.pkgs.callPackage ../pkgs/backscrub {
    inherit (prev.pkgs)
      gcc
      cmake
      opencv
      curl
      stdenv
      git
      tensorflow-lite
      flatbuffers
      ;
  };

  ddccontrol-db = prev.ddccontrol-db.overrideAttrs (
    _finalAttrs: prevAttrs: {
      patches = (prevAttrs.patches or [ ]) ++ [ ./ddccontrol-db/0001-add-del41d9.patch ];
    }
  );

  git-repo-go = prev.pkgs.callPackage ../pkgs/git-repo-go { };

}