Rocky Linux更換鏡像源

• 更換為上海交通大學或阿里雲鏡像源

sed -e 's|^mirrorlist=|#mirrorlist=|g' -e 's|^#baseurl=http://dl.rockylinux.org/$contentdir|baseurl=https://mirrors.sjtug.sjtu.edu.cn/rocky|g' -i.bak /etc/yum.repos.d/Rocky-*.repo

或

sed -e 's|^mirrorlist=|#mirrorlist=|g' -e 's|^#baseurl=http://dl.rockylinux.org/$contentdir|baseurl=https://mirrors.aliyun.com/rockylinux|g' -i.bak /etc/yum.repos.d/Rocky-*.repo

• 運行dnf makecache生成緩存