deb http://mirror.yandex.ru/debian bullseye main deb-src http://mirror.yandex.ru/debian bullseye main deb http://mirror.yandex.ru/debian bullseye-updates main deb-src http://mirror.yandex.ru/debian bullseye-updates main deb http://security.debian.org/ bullseye-security main deb-src http://security.debian.org/ bullseye-security main