CentOS8
sudo sed -e 's|^mirrorlist=|#mirrorlist=|g' \ -e 's|^#baseurl=http://mirror.centos.org/$contentdir|baseurl=https://mirrors.ustc.edu.cn/centos|g' \ -i.bak \ /etc/yum.repos.d/CentOS-Base.repo \ /etc/yum.repos.d/CentOS-Extras.repo \ /etc/yum.repos.d/CentOS-AppStream.repo
CentOS7 && CentOS6
sudo sed -e 's|^mirrorlist=|#mirrorlist=|g' \ -e 's|^#baseurl=http://mirror.centos.org/centos|baseurl=https://mirrors.ustc.edu.cn/centos|g' \ -i.bak \ /etc/yum.repos.d/CentOS-Base.repo
update cache
yum makecache
epel
sudo yum install -y epel-release sudo sed -e 's|^metalink=|#metalink=|g' \ -e 's|^#baseurl=https\?://download.fedoraproject.org/pub/epel/|baseurl=https://mirrors.ustc.edu.cn/epel/|g' \ -i.bak \ /etc/yum.repos.d/epel.repo