$ git clone -n https://gitee.com/src-opencloudos-rpms/libarrow.git /var/lib/mock/dist-oc9-build-48852-14595/root/chroot_tmpdir/scmroot/libarrow
Cloning into '/var/lib/mock/dist-oc9-build-48852-14595/root/chroot_tmpdir/scmroot/libarrow'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/libarrow
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 3ddcab5 import libarrow-10.0.1-3.tl4