$ git clone -n https://gitee.com/src-opencloudos-rpms/tzdata.git /var/lib/mock/dist-oc9-build-251712-84137/root/chroot_tmpdir/scmroot/tzdata
Cloning into '/var/lib/mock/dist-oc9-build-251712-84137/root/chroot_tmpdir/scmroot/tzdata'...
$ git fetch origin f08e5e5c7bb3984c925e35dd61d4d182b6877efb:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/tzdata
 * [new ref]         f08e5e5c7bb3984c925e35dd61d4d182b6877efb -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f08e5e5 import tzdata-2026e-1.tl4