$ git clone -n https://gitee.com/src-opencloudos-rpms/bpftrace.git /var/lib/mock/dist-oc9-build-66813-17218/root/chroot_tmpdir/scmroot/bpftrace
Cloning into '/var/lib/mock/dist-oc9-build-66813-17218/root/chroot_tmpdir/scmroot/bpftrace'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/bpftrace
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 081b6c1 import bpftrace-0.18.0-4.tl4