$ git clone -n https://gitee.com/src-opencloudos-rpms/dyninst.git /var/lib/mock/dist-oc9-build-69728-47330/root/chroot_tmpdir/scmroot/dyninst
Cloning into '/var/lib/mock/dist-oc9-build-69728-47330/root/chroot_tmpdir/scmroot/dyninst'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/dyninst
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 07c3db9 import dyninst-12.3.0-3.tl4