$ git clone -n https://gitee.com/src-opencloudos-rpms/dnf-plugins-core.git /var/lib/mock/dist-oc9-build-40986-14591/root/chroot_tmpdir/scmroot/dnf-plugins-core
Cloning into '/var/lib/mock/dist-oc9-build-40986-14591/root/chroot_tmpdir/scmroot/dnf-plugins-core'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/dnf-plugins-core
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at cbf3b3d import dnf-plugins-core-4.2.0-4.ocs23