$ git clone -n https://gitee.com/src-opencloudos-rpms/efibootmgr.git /var/lib/mock/dist-oc9-build-127025-76432/root/chroot_tmpdir/scmroot/efibootmgr
Cloning into '/var/lib/mock/dist-oc9-build-127025-76432/root/chroot_tmpdir/scmroot/efibootmgr'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/efibootmgr
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b05d5bc import efibootmgr-18-3.tl4