$ git clone -n https://gitee.com/src-opencloudos-rpms/perl-IO-Compress.git /var/lib/mock/dist-oc9-build-43649-14591/root/chroot_tmpdir/scmroot/perl-IO-Compress
Cloning into '/var/lib/mock/dist-oc9-build-43649-14591/root/chroot_tmpdir/scmroot/perl-IO-Compress'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/perl-IO-Compress
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b6e3717 import perl-IO-Compress-2.201-3.tl4