polkadot: 0.9.29 -> 0.9.30

}:

rustPlatform.buildRustPackage rec {

  pname = "polkadot";

  version = "0.9.29";

  version = "0.9.30";

  src = fetchFromGitHub {

    owner = "paritytech";

    repo = "polkadot";

    rev = "v${version}";

    sha256 = "sha256-/IJs3153KzhGf5I6LueljzRhDl/PYYlPseF6wCh+u3M=";

    sha256 = "sha256-lnClnra69vfszPjnrOldSkd3kgC34bgociicC6Kpupw=";

    # the build process of polkadot requires a .git folder in order to determine

    # the git commit hash that is being built and add it to the version string.

    '';

  };

  cargoSha256 = "sha256-mI8VvTlM9ynstDBC0ubQkzg3D2ZXuWqJGS/Y23D6dU0=";

  cargoSha256 = "sha256-mnfA0ecfmMMAy1TZeydbep6hCIu9yZQY7/c5hb1OMGc=";

  buildInputs = lib.optional stdenv.isDarwin [ Security ];