let
  nixpkgs = {
    url = "https://github.com/NixOS/nixpkgs/";
    ref = "nixos-22.05";
    rev = "9cac45850280978a21a3eb67b15a18f34cbffa2d";
  };
in

{
  inherit nixpkgs;
  nixos = nixpkgs // {
    suffix = "/nixos";
  };
  "channels-nixos-stable" = nixpkgs;
  "channels-nixos-unstable" = {
    url = "https://github.com/NixOS/nixpkgs/";
    ref = "nixos-unstable";
    rev = "59d2991d4256cdca1c0cda45d876c80a0fe45c31";
  };
  "channels-nixos-unstable-small" = {
    url = "https://github.com/NixOS/nixpkgs/";
    ref = "nixos-unstable-small";
    rev = "15ffd20e8c26a23e95293d15dcb25237aa44cb1c";
  };
  "nixpkgs-master" = {
    url = "https://github.com/NixOS/nixpkgs/";
    ref = "master";
    rev = "5f53dac66aa7df8d2837b60f87aa1fcefb5f3ad1";
  };
  "home-manager-module" = {
    url = "https://github.com/nix-community/home-manager";
    ref = "release-22.05";
    rev = "4a3d01fb53f52ac83194081272795aa4612c2381";
  };
}