$ git clone -n https://gitee.com/src-opencloudos-rpms/bcc.git /var/lib/mock/dist-oc9-pre-build-238379-82526/root/chroot_tmpdir/scmroot/bcc
Cloning into '/var/lib/mock/dist-oc9-pre-build-238379-82526/root/chroot_tmpdir/scmroot/bcc'...
$ git fetch origin e171318ccb9d95f6f026e6773d5595a1e74e7123:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/bcc
 * [new ref]         e171318ccb9d95f6f026e6773d5595a1e74e7123 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e171318 import bcc-0.29.1-8.tl4