{ mkDerivation }: # How to obtain `sha256`: # nix-prefetch-url --unpack https://github.com/erlang/otp/archive/OTP-${version}.tar.gz mkDerivation { version = "24.0.1"; sha256 = "z01gaKNkKsIPKdPKhX6IUUY9uBSuyA33E4aVM0MdXsg="; }