$ git clone -n https://gitee.com/renbo02/atmel-firmware.git /var/lib/mock/dist-an23-build-441795-73171/root/chroot_tmpdir/scmroot/atmel-firmware
Cloning into '/var/lib/mock/dist-an23-build-441795-73171/root/chroot_tmpdir/scmroot/atmel-firmware'...
$ git fetch origin deae77d7a6e0643a377fe8f9d261dc12b8c3760d:KOJI_FETCH_HEAD
From https://gitee.com/renbo02/atmel-firmware
 * [new ref]         deae77d7a6e0643a377fe8f9d261dc12b8c3760d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at deae77d Use upstream tar