$ git clone -n https://gitee.com/src-opencloudos-rpms/python-tornado.git /var/lib/mock/dist-oc9-build-250134-83946/root/chroot_tmpdir/scmroot/python-tornado
Cloning into '/var/lib/mock/dist-oc9-build-250134-83946/root/chroot_tmpdir/scmroot/python-tornado'...
$ git fetch origin dedaf43c7f073fb5dedeaed2cc985166f13f052f:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/python-tornado
 * [new ref]         dedaf43c7f073fb5dedeaed2cc985166f13f052f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at dedaf43 import python-tornado-6.3.3-10.tl4