$ git clone -n https://gitee.com/src-opencloudos-rpms/openexr.git /var/lib/mock/dist-oc9-build-47429-14592/root/chroot_tmpdir/scmroot/openexr
Cloning into '/var/lib/mock/dist-oc9-build-47429-14592/root/chroot_tmpdir/scmroot/openexr'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/openexr
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5331a56 import openexr-3.1.4-3.tl4