$ git clone -n https://gitee.com/fundawang/tongsuo3.git /var/lib/mock/dist-an23-build-353743-71027/root/chroot_tmpdir/scmroot/tongsuo3
Cloning into '/var/lib/mock/dist-an23-build-353743-71027/root/chroot_tmpdir/scmroot/tongsuo3'...
$ git fetch origin c607a66859939f848ace293d0e7c2eb13cecf3b3:KOJI_FETCH_HEAD
From https://gitee.com/fundawang/tongsuo3
 * [new ref]         c607a66859939f848ace293d0e7c2eb13cecf3b3 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c607a66 8.4.0