{
  channelsNixosStable = {
    ref = "nixos-20.03";
    rev = "252bfe0107587d40092057f338e9ffcf7bbd90cb";
  };
  channelsNixosUnstable = {
    ref = "nixos-unstable";
    rev = "e0759a49733dfc3aa225b8a7423c00da6e1ecb67";
  };
  nixpkgsMaster = {
    url = "https://github.com/NixOS/nixpkgs/";
    ref = "master";
    rev = "00bf6abad17bd07c29576f382d77797a973f3be1";
  };
  homeManagerModule = {
    url = "https://github.com/rycee/home-manager";
    ref = "release-20.03";
    rev = "4a8d6280544d9b061c0b785d2470ad6eeda47b02";
  };
}