> Hi, > > It appears Thunderbird 78.6.0 was never released for CentOS 8.3. Could > someone please check on it? Perhaps the Files->c8 section warning is a > clue: > > Warning: This package was configured for automatic debranding, but the > changes failed to apply. > > > As a related topic, I have experience building RPM's/mock, superficial git > user, but I'm still kinda lost how I might be able to get a .src.rpm out > of the current state of > > https://git.centos.org/rpms/thunderbird/tree/404b3fff4f6bcc2c23e085b4ad2c1eb7d1510712 Did you try to simply download the source files from SOURCES / and SPECS/ and then build from there, like 'rpm -bs thunderbird.spec' to get a .src.rpm file? This should always work, no? Regards, Simon