$ git clone -n https://gitee.com/src-opencloudos-rpms/bubblewrap.git /var/lib/mock/dist-oc9-build-119489-70531/root/chroot_tmpdir/scmroot/bubblewrap
Cloning into '/var/lib/mock/dist-oc9-build-119489-70531/root/chroot_tmpdir/scmroot/bubblewrap'...
$ git fetch origin 5e66d3439dd404005c458b955b3fa5f9cc6525c2:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/bubblewrap
 * [new ref]         5e66d3439dd404005c458b955b3fa5f9cc6525c2 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5e66d34 import bubblewrap-0.10.0-2.tl4