1: { fetchFromGitHub }: 2: 3: fetchFromGitHub { 4: owner = "Warbo"; 5: repo = "nix-helpers"; 6: rev = "ea05a22"; 7: sha256 = "1v7k4jrqqvfbnnyjlqk685qg8sym7vlcp3vhnbia8qlzcka9j29x"; 8: }