$ git clone -n https://gitee.com/opencloudos-stream/polly /var/lib/mock/dist-oc9-epol-build-67621-46342/root/chroot_tmpdir/scmroot/polly
Cloning into '/var/lib/mock/dist-oc9-epol-build-67621-46342/root/chroot_tmpdir/scmroot/polly'...
$ git fetch origin afd9f9061906e63545be0f64fe9b1f308b21152f:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/polly
 * [new ref]         afd9f9061906e63545be0f64fe9b1f308b21152f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at afd9f90 Rebuilt for OpenCloudOS Stream 23.09