Gratis isn't enough. Free software requires free tools:

http://mako.cc/writing/hill-free_tools.html

A great example of truly free code hosting, in the only sense of "free" that actually matters, is Rhodecode. Have them host it for you:

https://rhodecode.com/

Or host it yourself, no possibility of vendor lock-in:

https://rhodecode.com/docs/

And it does both git and hg. We need more of this.