$ git clone -n https://gitee.com/src-opencloudos-rpms/clevis /var/lib/mock/dist-oc8-build-57842-15781/root/chroot_tmpdir/scmroot/clevis
Cloning into '/var/lib/mock/dist-oc8-build-57842-15781/root/chroot_tmpdir/scmroot/clevis'...
$ git fetch origin oc8:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/clevis
 * [new branch]      oc8        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2a011dd import clevis-15-15.tl3