$ git clone -n https://gitee.com/src-opencloudos-rpms/perl-Font-TTF.git /var/lib/mock/dist-oc9-build-50906-14595/root/chroot_tmpdir/scmroot/perl-Font-TTF
Cloning into '/var/lib/mock/dist-oc9-build-50906-14595/root/chroot_tmpdir/scmroot/perl-Font-TTF'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/perl-Font-TTF
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d6acbbe import perl-Font-TTF-1.06-3.tl4