$ git clone -n https://src.fedoraproject.org/rpms/golang-github-coreos-iptables.git /var/lib/mock/f45-build-11809-435/root/chroot_tmpdir/scmroot/golang-github-coreos-iptables
Cloning into '/var/lib/mock/f45-build-11809-435/root/chroot_tmpdir/scmroot/golang-github-coreos-iptables'...
$ git fetch origin a4cadeee2a7bae5ded51e7f0e2b1717f33cac0b7:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-github-coreos-iptables
 * [new ref]         a4cadeee2a7bae5ded51e7f0e2b1717f33cac0b7 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a4cadee Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild