https://proxy.golang.org/github.com/richardmarshall/terraform/@v/v0.9.5-0.20170429023105-15704cc6ee35.zip: HTTP error: Head "https://proxy.golang.org/github.com/richardmarshall/terraform/@v/v0.9.5-0.20170429023105-15704cc6ee35.zip": read tcp [fddf:3978:feb1:d745::c001]:21969->[2607:f8b0:4001:c06::8d]:443: read: connection reset by peer