$ git clone -n https://gitee.com/src-opencloudos-rpms/libtimezonemap.git /var/lib/mock/dist-oc8-build-74616-50866/root/chroot_tmpdir/scmroot/libtimezonemap
Cloning into '/var/lib/mock/dist-oc8-build-74616-50866/root/chroot_tmpdir/scmroot/libtimezonemap'...
$ git fetch origin 707b20f84b93c03beae6e31a545ad2c4937ebea9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/libtimezonemap
 * [new ref]         707b20f84b93c03beae6e31a545ad2c4937ebea9 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 707b20f import libtimezonemap-0.4.5.1-5.tl3