$ git clone -n https://src.fedoraproject.org/rpms/golang-github-zookeeper-zk.git /var/lib/mock/f45-build-12616-442/root/chroot_tmpdir/scmroot/golang-github-zookeeper-zk
Cloning into '/var/lib/mock/f45-build-12616-442/root/chroot_tmpdir/scmroot/golang-github-zookeeper-zk'...
$ git fetch origin 0d46a201a0afc88d38d9f46e5fa1e1993630f923:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-github-zookeeper-zk
 * [new ref]         0d46a201a0afc88d38d9f46e5fa1e1993630f923 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0d46a20 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild