meh, also the second email with the correct recipient got bounced by T-Online ... :-/
Using now the Give-Back web interface by calling https://buildd.debian.org/auth/giveback.cgi?pkg=thunderbird&suite=sid&arch=mips64el More on give back service: https://debblog.philkern.de/2019/08/alpha-self-service-buildd-givebacks.html -- Regards Carsten Schoenert
