大神好，请问farbic V2.0git clone后 make all 后显示如下错误，是什么版本不兼容吗？谢谢

build github.com/hyperledger/fabric/cmd/orderer: cannot load go.etcd.io/etcd/etcdserver/api/snap: module go.etcd.io/etcd@latest found (v3.3.18+incompatible), but does not contain package go.etcd.io/etcd/etcdserver/api/snap

make all时候报错，是网络问题吗？怎么解决的 build github.com/hyperledger/fabric/cmd/orderer: cannot load go.etcd.io/etcd/etcdserver/api/snap: module go.etcd.io/etcd/etcdserver/api/snap: Get https://proxy.golang.org/go.etcd.io/etcd/etcdserver/api/snap/@v/list: dial tcp 172.217.24.17:443: i/o timeout