anchor.diff:  
     meta = with stdenv.lib; {
       description = "Git for operating system binaries";
  -    homepage    = "http://live.gnome.org/OSTree/";
  +    homepage    = https://ostree.readthedocs.io/en/latest/;
       license     = licenses.lgpl2Plus;
       platforms   = platforms.linux;
       maintainers = with maintainers; [ copumpkin ];
  
positive.code:     rev    = "v${version}";
      owner  = "ostreedev";
      repo   = "ostree";
      sha256 = "1040xcw8qcs6xq8x4wg47hha3915qzb6lndb38wjyn6wzl1680q3";
    };
  
    nativeBuildInputs = [
  
negative.code: { stdenv, fetchFromGitHub, autoreconfHook, pkgconfig, gtk_doc, gobjectIntrospection
  , libgsystem, xz, e2fsprogs, libsoup, gpgme, which, autoconf, automake, libtool, fuse
  , libarchive, libcap, bzip2, yacc, libxslt, docbook_xsl, docbook_xml_dtd_42
  }:
  
  let
    libglnx-src = fetchFromGitHub {
      owner  = "GNOME";
      repo   = "libglnx";
      rev    = "5362f6bc3ff3e30f379e767b203d15c9e56d6f08";
      sha256 = "1l4vm7bx3cf4q44n3a1i2gszyryqyimcxvx54gna72q7dw130mrr";
    };
  
    bsdiff-src = fetchFromGitHub {
      owner  = "mendsley";
      repo   = "bsdiff";
      rev    = "1edf9f656850c0c64dae260960fabd8249ea9c60";
      sha256 = "1h71d2h2d3anp4msvpaff445rnzdxii3id2yglqk7af9i43kdsn1";
    };
  
    version = "2017.12";
  in stdenv.mkDerivation {
    name = "ostree-${version}";
  
  