let lock = builtins.fromJSON (builtins.readFile ../flake.lock); node = lock.nodes.root.inputs.__flake-compat; inherit (lock.nodes.${node}.locked) narHash rev url; flake-compat = builtins.fetchTarball { url = "${url}/archive/${rev}.tar.gz"; sha256 = narHash; }; flake = import flake-compat { src = ../.; copySourceTreeToStore = false; useBuiltinsFetchTree = true; }; in flake.inputs