anchor.diff:  
   let chia = python3Packages.buildPythonApplication rec {
     pname = "chia";
  -  version = "1.2.11";
  +  version = "1.3.0";
   
     src = fetchFromGitHub {
       owner = "Chia-Network";
       repo = "chia-blockchain";
       rev = version;
       fetchSubmodules = true;
  -    sha256 = "sha256-hRpZce8ydEsyq7htNfzlRSKPwMAOUurC3uiQpX6WiB8=";
  +    hash = "sha256-eUvZc/7gqGkCB2tNKdwqKOmOgEcG9a/7TSvvyQzhNcQ=";
     };
   
     postPatch = ''
  
positive.code:     colorlog
      concurrent-log-handler
      cryptography
      dnspythonchia
      fasteners
      keyrings-cryptfile
  
negative.code:     sortedcontainers
      watchdog
      websockets
      zstd
    ];
  
    checkInputs = with python3Packages; [
  