$ git clone -n https://src.fedoraproject.org/rpms/five-or-more.git /var/lib/mock/f45-build-8997-397/root/chroot_tmpdir/scmroot/five-or-more
Cloning into '/var/lib/mock/f45-build-8997-397/root/chroot_tmpdir/scmroot/five-or-more'...
$ git fetch origin 8668ebdd3b7bee72abab9408b529b19b3f9a4905:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/five-or-more
 * [new ref]         8668ebdd3b7bee72abab9408b529b19b3f9a4905 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8668ebd Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild