final: prev: { letter = final.stdenv.mkDerivation { name = "letter"; version = "v1.0.0"; src = final.fetchFromGitea { domain = "git.depeuter.dev"; owner = "tdpeuter"; repo = "letter"; rev = "v1.0.0"; hash = "sha256-2HaXZMIYSauqj9Cy7rRzYGyuYLno9AHAXpWsyD+BdtE="; }; installPhase = '' mkdir -p $out/share/fonts cp -R $src/ttf $out/share/fonts/letter ''; }; }