+++ /dev/null
-deb http://http.us.debian.org/debian buster main
-deb-src http://http.us.debian.org/debian buster main
-
-deb http://security.debian.org/ buster/updates main
-deb-src http://security.debian.org/ buster/updates main
-
-deb http://http.us.debian.org/debian buster-updates main
-deb-src http://http.us.debian.org/debian buster-updates main
-
-deb http://http.debian.net/debian buster-backports main
-deb-src http://http.debian.net/debian buster-backports main