$ git clone -n https://gitee.com/src-opencloudos-rpms/tzdata.git /var/lib/mock/dist-oc8-build-126450-76139/root/chroot_tmpdir/scmroot/tzdata
Cloning into '/var/lib/mock/dist-oc8-build-126450-76139/root/chroot_tmpdir/scmroot/tzdata'...
$ git fetch origin 34af8d85c826ca632aaa522e0c2b1af1ba00ecda:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/tzdata
 * [new ref]         34af8d85c826ca632aaa522e0c2b1af1ba00ecda -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 34af8d8 import tzdata-2025b-1.tl3.ap.1