einfach nachfolgendes ins terminal eingeben
devel-su sed -i -e ‘adaptation=.*fp2-sibon=http://repo.merproject.org/obs/nemo:/testing:/hw:/fairphone:/fp2- sibon/sailfishos_2.0.2.48/#’ /usr/share/ssu/repos.ini
ssu rr dhd ssu rr extra ssu ar extra http://repo.merproject.org/obs/nemo:/testing:/hw:/common/sailfishos_2.0.2.48/
ssu release 2.0.2.48 ssu lr ssu lr | grep openrepos
devel-su zypper clean -a devel-su zypper ref -f
version --dup # if above fails, try again version --dup
sync poweroff