$ git clone -n https://gitee.com/src-opencloudos-rpms/libuser.git /var/lib/mock/dist-oc9-build-74921-51470/root/chroot_tmpdir/scmroot/libuser
Cloning into '/var/lib/mock/dist-oc9-build-74921-51470/root/chroot_tmpdir/scmroot/libuser'...
$ git fetch origin c12c0707d885171e99522b7f34ce05cec92caefc:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/libuser
 * [new ref]         c12c0707d885171e99522b7f34ce05cec92caefc -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c12c070 import libuser-0.64-4.tl4