{pkgs, ...}: {
  rose-pine = {
    enable = true;
    sources = {
      # this is used to ensure that we are able to apply
      # source overrides without breaking the other sources
      palette = pkgs.fetchFromGitHub {
        owner = "rose-pine";
        repo = "palette";
        rev = "d5bbdaaed9b5ad575bce5d924a5a5032f16d8450"; # refs/tags/4.0.1
        hash = "12zqwps9l7r1dil7in6x0gv6i4cp10915ydy5ydalwrryywp84z3";
      };
    };
  };
}