Error while building Whonix VirtualBox image

I’m trying to build Whonix-Gateway CLI VirtualBox image by command sudo ~/Whonix/whonix_build --flavor whonix-gateway-cli --target virtualbox --arch i386 --build >> ~/build.log 2>&1. I’ve following error while I try to build image: http://sprunge.us/b1oUXj. What I do wrong?

That paste link does not work.

But I have an idea why it might not work. Whonix 15 builds? See:

2 of the scanners showing it as malicious url:

maybe explaining why its not working.