final: prev: {
  blanket = prev.blanket.overrideAttrs (old: rec {
    version = "0.7.0";
    src = prev.fetchFromGitHub {
      owner = "rafaelmardojai";
      repo = "blanket";
      rev = "refs/tags/${version}";
      sha256 = "sha256-mY7c5i0me7mMbD8c6eGJeaZpR8XI5QVL4n3M+j15Z1c=";
    };
  });
}