$ git clone -n https://gitee.com/wenyuzifang/python-cbor2.git /var/lib/mock/dist-an23-build-481103-74252/root/chroot_tmpdir/scmroot/python-cbor2
Cloning into '/var/lib/mock/dist-an23-build-481103-74252/root/chroot_tmpdir/scmroot/python-cbor2'...
$ git fetch origin 575cadba4f8c16937c5fc934341ef65a73a26539:KOJI_FETCH_HEAD
From https://gitee.com/wenyuzifang/python-cbor2
 * [new ref]         575cadba4f8c16937c5fc934341ef65a73a26539 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 575cadb Update code from upstream