anchor.diff:  in {
     liberation_ttf_v1_from_source = common rec {
       version = "1.07.4";
  -    url = "https://fedorahosted.org/releases/l/i/liberation-fonts/liberation-fonts-${version}.tar.gz";
  +    url = "https://releases.pagure.org/liberation-fonts/liberation-fonts-${version}.tar.gz";
       sha256 = "01jlg88q2s6by7qv6fmnrlx0lwjarrjrpxv811zjz6f2im4vg65d";
  -    buildInputs = [ fontforge fonttools ];
  +    buildInputs = [ fontforge ];
  +    outputHash = "1q102rmg4004p74f8m4y8a6iklmnva0q39sq260jsq3lhcfypg7p";
     };
     liberation_ttf_v1_binary = common rec {
       version = "1.07.4";
  -    url = "https://fedorahosted.org/releases/l/i/liberation-fonts/liberation-fonts-ttf-${version}.tar.gz";
  +    url = "https://releases.pagure.org/liberation-fonts/liberation-fonts-ttf-${version}.tar.gz";
       sha256 = "0p7frz29pmjlk2d0j2zs5kfspygwdnpzxkb2hwzcfhrafjvf59v1";
       buildInputs = [ ];
  +    outputHash = "12gwb9b4ij9d93ky4c9ykgp03fqr62axy37pds88q7y6zgciwkab";
     };
     liberation_ttf_v2_from_source = common rec {
       version = "2.00.1";
  -    url = "https://fedorahosted.org/releases/l/i/liberation-fonts/liberation-fonts-${version}.tar.gz";
  +    url = "https://releases.pagure.org/liberation-fonts/liberation-fonts-${version}.tar.gz";
       sha256 = "1ymryvd2nw4jmw4w5y1i3ll2dn48rpkqzlsgv7994lk6qc9cdjvs";
       buildInputs = [ fontforge fonttools ];
  +    postPatch = ''
  +      substituteInPlace scripts/setisFixedPitch-fonttools.py --replace \
  +        'font = ttLib.TTFont(fontfile)' \
  +        'font = ttLib.TTFont(fontfile, recalcTimestamp=False)'
  +    '';
  +    outputHash = "0nldgawm0a6lpn86w4w3rzx01ns3ph09ar1knq1g4jkxc8ci5rqn";
     };
     liberation_ttf_v2_binary = common rec {
       version = "2.00.1";
  -    url = "https://fedorahosted.org/releases/l/i/liberation-fonts/liberation-fonts-ttf-${version}.tar.gz";
  +    url = "https://releases.pagure.org/liberation-fonts/liberation-fonts-ttf-${version}.tar.gz";
       sha256 = "010m4zfqan4w04b6bs9pm3gapn9hsb18bmwwgp2p6y6idj52g43q";
       buildInputs = [ ];
  +    outputHash = "19jky9li345zsig9pcb0rnlsjqqclh7r60vbi4pwh16f14850gpk";
     };
   }
  
positive.code:   inherit (python2.pkgs) fonttools;
  
    common =
      {version, url, sha256, buildInputs}:
      stdenv.mkDerivation rec {
        name = "liberation-fonts-${version}";
        src = fetchurl {
          inherit url sha256;
        };
  
        inherit buildInputs;
  
        installPhase = ''
          mkdir -p $out/share/fonts/truetype
          cp -v $( find . -name '*.ttf') $out/share/fonts/truetype
  
          mkdir -p "$out/doc/${name}"
          cp -v AUTHORS ChangeLog COPYING License.txt README "$out/doc/${name}" || true
        '';
  
        meta = with stdenv.lib; {
          description = "Liberation Fonts, replacements for Times New Roman, Arial, and Courier New";
  
negative.code:         '';
  
          license = licenses.ofl;
          homepage = https://pagure.io/liberation-fonts/;
          maintainers = [
            maintainers.raskin
          ];
  