$ git clone -n https://gitee.com/src-opencloudos-rpms/perl-Object-HashBase.git /var/lib/mock/dist-oc9-build-43780-14591/root/chroot_tmpdir/scmroot/perl-Object-HashBase
Cloning into '/var/lib/mock/dist-oc9-build-43780-14591/root/chroot_tmpdir/scmroot/perl-Object-HashBase'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/perl-Object-HashBase
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2742b21 import perl-Object-HashBase-0.009-3.tl4