$ git clone -n https://gitee.com/src-opencloudos-rpms/perl-File-Remove.git /var/lib/mock/dist-oc9-build-47530-14592/root/chroot_tmpdir/scmroot/perl-File-Remove
Cloning into '/var/lib/mock/dist-oc9-build-47530-14592/root/chroot_tmpdir/scmroot/perl-File-Remove'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/perl-File-Remove
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at cf9be54 import perl-File-Remove-1.60-3.tl4