Specify a GOPATH for script/cibuild now that there are external deps
Specify a GOPATH for script/cibuild now that there are external deps

jezell/lfs-test-server,Yopai/lfs-test-server,github/lfs-test-server,iSC-Labs/lfs-test-server,github/lfs-test-server,jezell/lfs-test-server,iSC-Labs/lfs-test-server,Yopai/lfs-test-server