Tags give the ability to mark specific points in history as being important
Release linux (4.19.37-3).
Release linux (4.9.168-1+deb9u2).
Release linux (4.9.168-1+deb9u1).
Release linux (5.0.2-1~exp1).
Release linux (5.0.1-1~exp1).
Release linux (4.9.144-3.1).
Release linux (4.20-1~exp1).