$ git clone -n https://gitee.com/wenyuzifang/libcanberra.git /var/lib/mock/dist-an23-build-482691-74272/root/chroot_tmpdir/scmroot/libcanberra
Cloning into '/var/lib/mock/dist-an23-build-482691-74272/root/chroot_tmpdir/scmroot/libcanberra'...
$ git fetch origin 0b31ab91b1cd019d8497980640a6613192451f92:KOJI_FETCH_HEAD
From https://gitee.com/wenyuzifang/libcanberra
 * [new ref]         0b31ab91b1cd019d8497980640a6613192451f92 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0b31ab9 Update code from upstream