source distro/ubuntu/18.04/config

ISONAME="$DISTRONAME ${_ver} amd64"
ISOURL="${_ver}/ubuntu-${_ver}-desktop-amd64.iso"
SHA256=f295570badb09a606d97ddfc3421d7bf210b4a81c07ba81e9c040eda6ddea6a0

mirrorlist=(
https://mirrors.tuna.tsinghua.edu.cn/ubuntu-releases
http://releases.ubuntu.com
http://mirrors.ustc.edu.cn/ubuntu-releases
)