anchor.diff:  
     postPatch = ''
       sed -i font-patcher \
  -      -e 's,__dir__ + "/src,"'$out'/share/${pname},'
  +      -e 's,__dir__ + "/src,"'$out'/share/nerd-font-patcher,'
     '';
   
     dontBuild = true;
   
     installPhase = ''
  -    mkdir -p $out/bin $out/share/${pname}
  -    install -Dm755 font-patcher $out/bin/${pname}
  -    cp -ra src/glyphs $out/share/${pname}
  +    mkdir -p $out/bin $out/share/nerd-font-patcher
  +    install -Dm755 font-patcher $out/bin/nerd-font-patcher
  +    cp -ra src/glyphs $out/share/nerd-font-patcher
     '';
   
     meta = with lib; {
  
positive.code: 
  python3Packages.buildPythonApplication rec {
    pname = "nerd-font-patcher";
    version = "2.1.0";
  
    # This uses a sparse checkout because the repo is >2GB without it
    src = fetchFromGitHub {
  
negative.code:       font-patcher
        /src/glyphs
      '';
      sha256 = "sha256-boZUd1PM8puc9BTgOwCJpkfk6VMdXLsIyp+fQmW/ZqI=";
    };
  
    propagatedBuildInputs = with python3Packages; [ fontforge ];
  