$ git clone -n https://gitee.com/zhonglingh/python-pyarrow.git /var/lib/mock/dist-an23-epao-build-301097-65957/root/chroot_tmpdir/scmroot/python-pyarrow
Cloning into '/var/lib/mock/dist-an23-epao-build-301097-65957/root/chroot_tmpdir/scmroot/python-pyarrow'...
$ git fetch origin 40432a0ce6353c27110da4be45686372052b2f9d:KOJI_FETCH_HEAD
From https://gitee.com/zhonglingh/python-pyarrow
 * [new ref]         40432a0ce6353c27110da4be45686372052b2f9d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 40432a0 WIP