thoughtpolice

{
  packageOverrides = super: let self = super.pkgs; in

  rec {
    version1 = "2.0.0";
    version2 = "2.0.2";

    # Rethinkdb 2.0.0
    rethinkDB200 = self.stdenv.lib.overrideDerivation self.rethinkdb (oldAttrs: {
      name = "rethinkdb-${version1}-1";