$ git clone -n https://src.fedoraproject.org/rpms/gnome-system-log.git /var/lib/mock/f31-build-65673-29745/root/thebuilddir/tmp/scmroot/gnome-system-log
Cloning into '/var/lib/mock/f31-build-65673-29745/root/thebuilddir/tmp/scmroot/gnome-system-log'...
$ git reset --hard f5c4d8dc9580784d26eeab3551d31ad2227832b5
HEAD is now at f5c4d8d - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild