# See http://mirrors.163.com/community/UpgradeNotes for how to upgrade to
deb http://mirrors.163.com/ubuntu/ focal main restricted
# deb-src http://mirrors.163.com/ubuntu/ focal main restricted
deb http://mirrors.163.com/ubuntu/ focal-updates main restricted
# deb-src http://mirrors.163.com/ubuntu/ focal-updates main restricted
deb http://mirrors.163.com/ubuntu/ focal universe
# deb-src http://mirrors.163.com/ubuntu/ focal universe
deb http://mirrors.163.com/ubuntu/ focal-updates universe
# deb-src http://mirrors.163.com/ubuntu/ focal-updates universe
deb http://mirrors.163.com/ubuntu/ focal multiverse
# deb-src http://mirrors.163.com/ubuntu/ focal multiverse
deb http://mirrors.163.com/ubuntu/ focal-updates multiverse
# deb-src http://mirrors.163.com/ubuntu/ focal-updates multiverse
deb http://mirrors.163.com/ubuntu/ focal-backports main restricted universe multiverse
# deb-src http://mirrors.163.com/ubuntu/ focal-backports main restricted universe multiverse
deb http://mirrors.163.com/ubuntu focal-security main restricted
# deb-src http://mirrors.163.com/ubuntu focal-security main restricted
deb http://mirrors.163.com/ubuntu focal-security universe
# deb-src http://mirrors.163.com/ubuntu focal-security universe
deb http://mirrors.163.com/ubuntu focal-security multiverse
# deb-src http://mirrors.163.com/ubuntu focal-security multiverse