$ git clone -n https://gitee.com/src-opencloudos-rpms/openexr.git /var/lib/mock/dist-oc9-build-80976-54359/root/chroot_tmpdir/scmroot/openexr
Cloning into '/var/lib/mock/dist-oc9-build-80976-54359/root/chroot_tmpdir/scmroot/openexr'...
$ git fetch origin 7936b3c42ee4cd12caf12fd62448b62fb1bf3a0a:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/openexr
 * [new ref]         7936b3c42ee4cd12caf12fd62448b62fb1bf3a0a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 7936b3c import openexr-3.1.11-3.tl4