anchor.diff:  
   python3Packages.buildPythonApplication rec {
     name = "diffoscope-${version}";
  -  version = "87";
  +  version = "90";
   
     src = fetchgit {
       url    = "git://anonscm.debian.org/reproducible/diffoscope.git";
       rev    = "refs/tags/${version}";
  -    sha256 = "0j3pljwmggrpaghbamvr24x4cg5yj7hl2ll27405p7970scnpngv";
  +    sha256 = "1w16667j6ag2iim1xcy8y9v9965mq50k64wnf693mivddll62704";
     };
   
     patches = [
  
positive.code: { lib, stdenv, fetchgit, python3Packages, docutils
  , acl, apktool, libbfd, bzip2, cbfstool, cdrkit, colord, colordiff, coreutils, cpio, diffutils, dtc
  , e2fsprogs, file, findutils, fontforge-fonttools, fpc, gettext, ghc, ghostscriptX, giflib, gnupg1, gnutar
  , gzip, imagemagick, jdk, libarchive, libcaca, llvm, mono, openssh, pdftk, pgpdump, poppler_utils, sng, sqlite
  
negative.code:     ];
  
    doCheck = false; # Calls 'mknod' in squashfs tests, which needs root
    checkInputs = with python3Packages; [ pytest ];
  
    postInstall = ''
      make -C doc
      mkdir -p $out/share/man/man1
      cp doc/diffoscope.1 $out/share/man/man1/diffoscope.1
    '';
  
    meta = with stdenv.lib; {
  