source distro/ubuntu/20.04/config

ISONAME="$DISTRONAME ${_ver} amd64"
ISOURL="${_ver}/ubuntu-${_ver}-desktop-amd64.iso"
SHA256=93bdab204067321ff131f560879db46bee3b994bf24836bb78538640f689e58f

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