$ git clone -n https://gitee.com/opencloudos-stream/polly.git /var/lib/mock/dist-ocs23-build-98157-5984/root/chroot_tmpdir/scmroot/polly
Cloning into '/var/lib/mock/dist-ocs23-build-98157-5984/root/chroot_tmpdir/scmroot/polly'...
$ git fetch origin HEAD:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/polly
 * [new ref]         HEAD       -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at afd9f90 Rebuilt for OpenCloudOS Stream 23.09