{pkgs}: {
  sddm-theme-corners = pkgs.stdenv.mkDerivation rec {
    name = "sddm-theme-corners";
    #version = "1.0";
    #dontBuild = true;
    installPhase = ''
      mkdir -p $out/share/sddm/themes
      cp -ar $src/corners $out/share/sddm/themes/
    '';
    src = pkgs.fetchFromGitHub {
      owner = "aczw";
      repo = "sddm-theme-corners";
      rev = "6ff0ff455261badcae36cd7d151a34479f157a3c";
      sha256 = "0iiasrbl7ciyhq3z02la636as915zk9ph063ac7vm5iwny8vgwh8";
    };
  };
}