$ git clone -n https://gitee.com/src-opencloudos-rpms/swtpm.git /var/lib/mock/dist-oc9-build-248379-83693/root/chroot_tmpdir/scmroot/swtpm
Cloning into '/var/lib/mock/dist-oc9-build-248379-83693/root/chroot_tmpdir/scmroot/swtpm'...
$ git fetch origin d267ee661b734b9e8e905b5cb3a85fa95c4c1905:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/swtpm
 * [new ref]         d267ee661b734b9e8e905b5cb3a85fa95c4c1905 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d267ee6 import swtpm-0.8.0-7.tl4