$ git clone -n https://gitee.com/src-opencloudos-rpms/tzdata.git /var/lib/mock/dist-oc9-build-245828-83383/root/chroot_tmpdir/scmroot/tzdata
Cloning into '/var/lib/mock/dist-oc9-build-245828-83383/root/chroot_tmpdir/scmroot/tzdata'...
$ git fetch origin 029750a695590d44b7284d92d6346fe40422913b:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/tzdata
 * [new ref]         029750a695590d44b7284d92d6346fe40422913b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 029750a import tzdata-2023c-7.tl4