$ git clone -n https://gitee.com/src-opencloudos-rpms/tzdata.git /var/lib/mock/dist-oc8-build-123544-72906/root/chroot_tmpdir/scmroot/tzdata
Cloning into '/var/lib/mock/dist-oc8-build-123544-72906/root/chroot_tmpdir/scmroot/tzdata'...
$ git fetch origin b4559a8128ffe12e3c369ffccb7996ccb10b99aa:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/tzdata
 * [new ref]         b4559a8128ffe12e3c369ffccb7996ccb10b99aa -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b4559a8 import tzdata-2024a-1.tl3.ap.1