$ git clone -n https://src.fedoraproject.org/rpms/tcp_wrappers.git /var/lib/mock/f45-build-36857-708/root/chroot_tmpdir/scmroot/tcp_wrappers
Cloning into '/var/lib/mock/f45-build-36857-708/root/chroot_tmpdir/scmroot/tcp_wrappers'...
$ git fetch origin a72d560e23d06e0f0d040dd6b31add35f395f699:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/tcp_wrappers
 * [new ref]         a72d560e23d06e0f0d040dd6b31add35f395f699 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a72d560 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild