# See http://help.ubuntu.com/community/UpgradeNotes for how to upgrade to# newer versions of the distribution.deb http://mirror.kakao.com/ubuntu/ jammy main restricted# deb-src http://mirror.kakao.com/ubuntu/ jammy main restricted## Major bug fix updates produced after the final release of the## distribution.deb http://mirror.kakao.com/ubuntu/ jammy-updates main restricted# deb-src http://mirror..