$ git clone -n https://gitee.com/src-opencloudos-rpms/bcc.git /var/lib/mock/dist-oc8-build-67442-39257/root/chroot_tmpdir/scmroot/bcc
Cloning into '/var/lib/mock/dist-oc8-build-67442-39257/root/chroot_tmpdir/scmroot/bcc'...
$ git fetch origin 24c9ef5b0df51b459949c73114701a130f28453d:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/bcc
 * [new ref]         24c9ef5b0df51b459949c73114701a130f28453d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 24c9ef5 import bcc-0.24.0-4.tl3.1