$ git clone -n https://src.fedoraproject.org/rpms/meanwhile.git /var/lib/mock/f40-build-2297141-56443/root/chroot_tmpdir/scmroot/meanwhile
Cloning into '/var/lib/mock/f40-build-2297141-56443/root/chroot_tmpdir/scmroot/meanwhile'...
$ git fetch origin 5931f204f75d7c93e72d23e19287f59d2f9f4d61:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/meanwhile
 * [new ref]         5931f204f75d7c93e72d23e19287f59d2f9f4d61 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5931f20 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild