$ git clone -n https://gitee.com/opencloudos-stream/openxr.git /var/lib/mock/dist-oc9-epol-build-83731-57235/root/chroot_tmpdir/scmroot/openxr
Cloning into '/var/lib/mock/dist-oc9-epol-build-83731-57235/root/chroot_tmpdir/scmroot/openxr'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/openxr
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 79d4e12 package init