$ git clone -n https://gitee.com/src-opencloudos-rpms/foma.git /var/lib/mock/dist-oc9-build-41177-14591/root/chroot_tmpdir/scmroot/foma
Cloning into '/var/lib/mock/dist-oc9-build-41177-14591/root/chroot_tmpdir/scmroot/foma'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/foma
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 3964a7d import foma-0.10.0-3.20210601gitdfe1ccb.tl4