As the parent mentions, vgo is still very experimental. But if you'd like to try it out (or contribute!), I recommend the following links:

The official Go issue: https://github.com/golang/go/issues/24301

And Russ Cox's Tour of vgo: https://research.swtch.com/vgo-tour

Which is part of Russ Cox's vgo series: https://research.swtch.com/vgo