$ git clone -n https://gitee.com/src-opencloudos-rpms/tzdata.git /var/lib/mock/dist-oc8-build-231732-81638/root/chroot_tmpdir/scmroot/tzdata
Cloning into '/var/lib/mock/dist-oc8-build-231732-81638/root/chroot_tmpdir/scmroot/tzdata'...
$ git fetch origin 89fd4ae38a0be49a959f3930ce48a48820c700d5:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/tzdata
 * [new ref]         89fd4ae38a0be49a959f3930ce48a48820c700d5 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 89fd4ae import tzdata-2025c-1.tl3.ap.1