$ git clone -n https://gitee.com/src-opencloudos-rpms/bluez.git /var/lib/mock/dist-oc9-build-254191-84385/root/chroot_tmpdir/scmroot/bluez
Cloning into '/var/lib/mock/dist-oc9-build-254191-84385/root/chroot_tmpdir/scmroot/bluez'...
$ git fetch origin 2730d11c86916b38db7f1f37b44953b77dace903:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/bluez
 * [new ref]         2730d11c86916b38db7f1f37b44953b77dace903 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2730d11 import bluez-5.64-10.tl4