anchor.diff:  
   stdenv.mkDerivation rec {
     pname = "gnome-photos";
  -  version = "43.beta";
  +  version = "43.0";
   
     outputs = [ "out" "installedTests" ];
   
     src = fetchurl {
       url = "mirror://gnome/sources/${pname}/${lib.versions.major version}/${pname}-${version}.tar.xz";
  -    sha256 = "6Qmo0sloFI/XFq9C0ub9neWVElmC9z2MR1xq4lshPt8=";
  +    sha256 = "x6x0WNUz8p2VUBHHS3YiTXnqMbzBLp1tDOe2w3BNCOE=";
     };
   
     patches = [
  
positive.code: , gnome-online-accounts
  , gnome
  , gobject-introspection
  , grilo
  , grilo-plugins
  , gsettings-desktop-schemas
  , gtk3
  , itstool
  
negative.code:     gexiv2
      glib
      gnome-online-accounts
      gsettings-desktop-schemas
      gtk3
      libdazzle
  