推荐微软源：

helm repo add azure https://mirror.azure.cn/kubernetes/charts

[root@k8s-master01 helm]# helm repo list
NAME          URL
ingress-nginx  https://kubernetes.github.io/ingress-nginx
bitnami        https://charts.bitnami.com/bitnami
azure          https://mirror.azure.cn/kubernetes/charts
stable        https://kubernetes.oss-cn-hangzhou.aliyuncs.com/chart