$ git clone -n https://src.fedoraproject.org/rpms/kf5-attica.git /var/lib/mock/f45-build-14768-463/root/chroot_tmpdir/scmroot/kf5-attica
Cloning into '/var/lib/mock/f45-build-14768-463/root/chroot_tmpdir/scmroot/kf5-attica'...
$ git fetch origin 293f357db8d5f116ca379e687636eed0b70a2440:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kf5-attica
 * [new ref]         293f357db8d5f116ca379e687636eed0b70a2440 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 293f357 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild