nixpkgs/pkgs/development/tools/scry/shards.nix

{
  lsp = {
    owner = "crystal-lang-tools";
    repo = "lsp";
    rev = "v0.1.0";
    sha256 = "1sgsdgm2dmkp92a2lbaf2pgf80gljdlqzp9xkqvwz0rr92la6810";
  };
}