$ git clone -n https://gitee.com/opencloudos-stream/python-os-testr.git /var/lib/mock/dist-ocs23-base-build-274807-25873/root/chroot_tmpdir/scmroot/python-os-testr
Cloning into '/var/lib/mock/dist-ocs23-base-build-274807-25873/root/chroot_tmpdir/scmroot/python-os-testr'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/python-os-testr
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6b85143 Rebuilt for loongarch release