anchor.diff:      clutter-gtk
       colord
       colord-gtk
  +    epoxy
       fontconfig
       gdk-pixbuf
       glib
  
positive.code:     url = "mirror://gnome/sources/${pname}/${lib.versions.majorMinor version}/${pname}-${version}.tar.xz";
      sha256 = "09i011hf23s2i4wim43vjys7y4y43cxl3kyvrnrwqvqgc5n0144d";
    };
    # See https://mail.gnome.org/archives/distributor-list/2020-September/msg00001.html
    prePatch = (import ../gvc-with-ucm-prePatch.nix {
      inherit fetchFromGitLab;
  
negative.code:     modemmanager
      mutter # schemas for the keybindings
      networkmanager
      polkit
      samba
      tracker
      tracker-miners # for search locations dialog
      udisks2
      upower
    ];
  
    patches = [
  