anchor.diff:      owner = "iterative";
       repo = pname;
       rev = version;
  -    hash = "sha256-tZsogqcfAqpSo9yOz4z0mgY9SVU1epPmcBuyLJsHLfY=";
  +    hash = "sha256-9eKQz1edfSneY0vE9ESEQdaRyZzkqqNVuRCfhU3s85M=";
     };
   
     propagatedBuildInputs = [
  
positive.code:     pygit2
      pygtrie
    ];
  
    # Requires a running Docker instance
    doCheck = false;
  
negative.code: 
  buildPythonPackage rec {
    pname = "scmrepo";
    version = "0.0.8";
    format = "pyproject";
  
    disabled = pythonOlder "3.7";
  