$ git clone -n https://gitee.com/src-opencloudos-rpms/perl-SNMP_Session.git /var/lib/mock/dist-oc9-build-58977-16463/root/chroot_tmpdir/scmroot/perl-SNMP_Session
Cloning into '/var/lib/mock/dist-oc9-build-58977-16463/root/chroot_tmpdir/scmroot/perl-SNMP_Session'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/perl-SNMP_Session
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 28a73dd import perl-SNMP_Session-1.13-5.tl4