$ git clone -n https://gitee.com/fundawang/diffutils.git /var/lib/mock/dist-an23-build-198147-60945/root/chroot_tmpdir/scmroot/diffutils
Cloning into '/var/lib/mock/dist-an23-build-198147-60945/root/chroot_tmpdir/scmroot/diffutils'...
$ git reset --hard 90208bd1646e6804a85528aee3ad3c6994422de8
HEAD is now at 90208bd 3.9