linux alpine 更换国内源

alpine 的apk源地址设置在 /etc/apk/repositories文件里

设置为阿里源

sed -i 's/dl-cdn.alpinelinux.org/mirrors.aliyun.com/g' /etc/apk/repositories

设置为科大源

sed -i 's/dl-cdn.alpinelinux.org/mirrors.ustc.edu.cn/g' /etc/apk/repositories