final: prev: { retroarchBare = prev.retroarchBare.overrideAttrs (o: rec { version = "1.8.9"; src = prev.fetchFromGitHub { owner = "libretro"; repo = "RetroArch"; hash = "sha256-1kiq2ZobaPIhsWviOPCmDM3oJ0wJLmvYZ9PaqywF8I0="; rev = "v${version}"; }; }); }