https://proxy.golang.org/github.com/anfernee/terraform/@v/v0.6.16-0.20160430000239-06e5085a92f2.zip: HTTP error: Head "https://proxy.golang.org/github.com/anfernee/terraform/@v/v0.6.16-0.20160430000239-06e5085a92f2.zip": read tcp [fddf:3978:feb1:d745::c001]:39800->[2607:f8b0:4001:c6e::8d]:443: read: connection reset by peer