anchor.diff:  
   stdenv.mkDerivation rec {
     pname = "tracker";
  -  version = "3.2.1";
  +  version = "3.3.0.beta";
   
     outputs = [ "out" "dev" "devdoc" ];
   
     src = fetchurl {
       url = "mirror://gnome/sources/${pname}/${lib.versions.majorMinor version}/${pname}-${version}.tar.xz";
  -    sha256 = "GEfgiznm5h2EhzWqH5f32WwDggFlP6DXy56Bs365wDo=";
  +    sha256 = "JvOoH1FOWsz8mBcpWAOK9Mw421rdp2u7yaB8gnorGjs=";
     };
   
     patches = [
       (substituteAll {
         src = ./fix-paths.patch;
         inherit asciidoc;
  -    })
  -
  -    # Filter out hidden (wrapped) subcommands
  -    # https://gitlab.gnome.org/GNOME/tracker/-/merge_requests/481
  -    (fetchpatch {
  -      url = "https://gitlab.gnome.org/GNOME/tracker/-/commit/8c28c24e447f13da8cf804cd7a00f9b909c5d3f9.patch";
  -      sha256 = "EYo1nOtEr4semaPC5wk6A7bliRXu8qsBHaltd0DEI6Y=";
       })
     ];
   
  
positive.code: { stdenv
  , lib
  , fetchurl
  , fetchpatch
  , gettext
  , meson
  , ninja
  
negative.code: 
      dbus-run-session \
        --config-file=${dbus.daemon}/share/dbus-1/session.conf \
        meson test \
          --timeout-multiplier 2 \
          --print-errorlogs
  
      runHook postCheck
    '';
  