{ mkDerivation }: # How to obtain `sha256`: # nix-prefetch-url --unpack https://github.com/elixir-lang/elixir/archive/v${version}.tar.gz mkDerivation { version = "1.12.1"; sha256 = "sha256-gRgGXb4btMriQwT/pRIYOJt+NM7rtYBd+A3SKfowC7k="; minimumOTPVersion = "22"; }