$ git clone -n https://src.fedoraproject.org/rpms/python-zeroconf.git /var/lib/mock/f39-build-1694634-41162/root/chroot_tmpdir/scmroot/python-zeroconf
Cloning into '/var/lib/mock/f39-build-1694634-41162/root/chroot_tmpdir/scmroot/python-zeroconf'...
$ git fetch origin c26c70d3dd3697d6139efccc6d8b1aaeb1cbaac3:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-zeroconf
 * [new ref]         c26c70d3dd3697d6139efccc6d8b1aaeb1cbaac3 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c26c70d 0.118.0