$ git clone -n https://src.fedoraproject.org/rpms/zabbix7.0.git /var/lib/mock/epel8-build-60950858-6586710/root/chroot_tmpdir/scmroot/zabbix7.0
Cloning into '/var/lib/mock/epel8-build-60950858-6586710/root/chroot_tmpdir/scmroot/zabbix7.0'...
$ git fetch origin abda58115188fd5843e2ff35b63fe24065613994:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/zabbix7.0
 * [new ref]         abda58115188fd5843e2ff35b63fe24065613994 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at abda581 7.0.16