$ git clone -n https://gitee.com/src-opencloudos-rpms/gpm.git /var/lib/mock/dist-oc9-build-60357-16463/root/chroot_tmpdir/scmroot/gpm
Cloning into '/var/lib/mock/dist-oc9-build-60357-16463/root/chroot_tmpdir/scmroot/gpm'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/gpm
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 28866ba import gpm-1.20.7-4.20200617gite82d1a6.tl4