如果需要配置http类型的harbor仓库：
mkdir certs.d/47.93.86.49
vim hosts.toml

[root@k8s-node01 47.93.86.49]# cat  hosts.toml
server = "http://47.93.86.49"

[host."http://47.93.86.49"]
  capabilities = ["pull","resolve"]
  skip_verify = true