$ git clone -n https://gitee.com/src-opencloudos-rpms/ipcalc.git /var/lib/mock/dist-oc9-build-231308-81575/root/chroot_tmpdir/scmroot/ipcalc
Cloning into '/var/lib/mock/dist-oc9-build-231308-81575/root/chroot_tmpdir/scmroot/ipcalc'...
$ git fetch origin cfb9b0859e614af9319133e0bac3741e892eef33:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/ipcalc
 * [new ref]         cfb9b0859e614af9319133e0bac3741e892eef33 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at cfb9b08 import ipcalc-1.0.3-5.tl4