$ git clone -n https://gitee.com/src-opencloudos-rpms/perl-Tie-IxHash.git /var/lib/mock/dist-oc9-build-43927-14591/root/chroot_tmpdir/scmroot/perl-Tie-IxHash
Cloning into '/var/lib/mock/dist-oc9-build-43927-14591/root/chroot_tmpdir/scmroot/perl-Tie-IxHash'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/perl-Tie-IxHash
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b7376e9 import perl-Tie-IxHash-1.23-3.tl4