dpkg -s / --status

dpkg -s gitlab-ee | grep Version
Version: 15.3.1-ee.0

Related

• dpkg -S
• gitlab-ce, gitlab-ee
• apt-cache madison

See also

• dpkg, dpkg-query, update-alternatives, ar, debsums, dpkg -V, dpkg -S, dpkg -L, dpkg --configure -a, wajig, dpkg -i -E , dpkg --help, dpkg-source-gitarchive
• APT: apt-cache [ showpkg | search | policy | madison ]

https://linux.die.net/man/8/update-alternatives