download/repo/nexus-daemon.json

{
  "registry-mirrors": ["http://docker.cloud.repo"],
  "exec-opts": ["native.cgroupdriver=systemd"],
  "log-driver": "json-file",
  "log-opts": {
    "max-size": "100m"
  },
  "storage-driver": "overlay2",
  "insecure-registries":["docker.cloud.repo"]
}