I came up with a more robust solution that involves using the upstream Build ID for all Ubuntu releases: https://bazaar.launchpad.net/~mozillateam/firefox/firefox-beta.focal/revision/1321.
I came up with a more robust solution that involves using the upstream Build ID for all Ubuntu releases: https:/ /bazaar. launchpad. net/~mozillatea m/firefox/ firefox- beta.focal/ revision/ 1321.