$ git clone -n https://src.fedoraproject.org/rpms/zssh.git /var/lib/mock/f45-build-39435-735/root/chroot_tmpdir/scmroot/zssh
Cloning into '/var/lib/mock/f45-build-39435-735/root/chroot_tmpdir/scmroot/zssh'...
$ git fetch origin c5e3f239a9cb7ad4982316eefdefa6aa48a05d8a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/zssh
 * [new ref]         c5e3f239a9cb7ad4982316eefdefa6aa48a05d8a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c5e3f23 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild