deb http://ports.ubuntu.com/ubuntu-ports/ focal main restricted universe
deb-src http://ports.ubuntu.com/ubuntu-ports/ focal main restricted universe

deb http://ports.ubuntu.com/ubuntu-ports/ focal-updates main restricted universe
deb-src http://ports.ubuntu.com/ubuntu-ports/ focal-updates main restricted universe

deb http://ports.ubuntu.com/ubuntu-ports/ focal-backports main restricted
deb-src http://ports.ubuntu.com/ubuntu-ports/ focal-backports main restricted

deb http://ports.ubuntu.com/ubuntu-ports/ focal-security main restricted universe multiverse
deb-src http://ports.ubuntu.com/ubuntu-ports/ focal-security main restricted universe multiverse