$ git clone -n https://gitee.com/src-opencloudos-rpms/rest.git /var/lib/mock/dist-oc8-build-231788-81643/root/chroot_tmpdir/scmroot/rest
Cloning into '/var/lib/mock/dist-oc8-build-231788-81643/root/chroot_tmpdir/scmroot/rest'...
$ git fetch origin 1aa56c39555fbe9be0f32f51ef4d13cd2c38fdf7:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/rest
 * [new ref]         1aa56c39555fbe9be0f32f51ef4d13cd2c38fdf7 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1aa56c3 import rest-0.8.1-3.tl3