$ git clone -n https://src.fedoraproject.org/rpms/python-fireflyalgorithm.git /var/lib/mock/f45-build-30718-647/root/chroot_tmpdir/scmroot/python-fireflyalgorithm
Cloning into '/var/lib/mock/f45-build-30718-647/root/chroot_tmpdir/scmroot/python-fireflyalgorithm'...
$ git fetch origin c9871dae9c83569c148bd96a1b38c00f7b5b1e57:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-fireflyalgorithm
 * [new ref]         c9871dae9c83569c148bd96a1b38c00f7b5b1e57 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c9871da Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild