$ git clone -n https://src.fedoraproject.org/rpms/colobot.git /var/lib/mock/f45-build-4354-331/root/chroot_tmpdir/scmroot/colobot
Cloning into '/var/lib/mock/f45-build-4354-331/root/chroot_tmpdir/scmroot/colobot'...
$ git fetch origin bac0249f84a3e902f2822bbc73fe6e3cf950d399:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/colobot
 * [new ref]         bac0249f84a3e902f2822bbc73fe6e3cf950d399 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at bac0249 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild