{ mkDerivation }: # How to obtain `sha256`: # nix-prefetch-url --unpack https://github.com/erlang/otp/archive/OTP-${version}.tar.gz mkDerivation { version = "25.0.3"; sha256 = "0zchcm7gv52j30fq5p658h9c593ziirq09kkah6mpsvjfdsmvmgl"; }