deb http://deb.debian.org/debian/ stretch main
deb http://deb.debian.org/debian-debug/ stretch-debug main
deb http://deb.debian.org/debian/ stretch-proposed-updates main
deb http://deb.debian.org/debian-debug/ stretch-proposed-updates-debug main
deb http://deb.debian.org/debian/ buster main
deb http://deb.debian.org/debian-debug/ buster-debug main
deb http://deb.debian.org/debian/ buster-proposed-updates main
deb http://deb.debian.org/debian-debug/ buster-proposed-updates-debug main
deb http://deb.debian.org/debian/ unstable main
deb http://deb.debian.org/debian-debug/ unstable-debug main
deb http://deb.debian.org/debian/ experimental main
deb http://deb.debian.org/debian-debug/ experimental-debug main