$ git clone -n https://gitee.com/wenyuzifang/sane-airscan.git /var/lib/mock/dist-an23-build-481636-74252/root/chroot_tmpdir/scmroot/sane-airscan
Cloning into '/var/lib/mock/dist-an23-build-481636-74252/root/chroot_tmpdir/scmroot/sane-airscan'...
$ git fetch origin 4e44f0ffefd7ff9a2154de4130a48843d31961ce:KOJI_FETCH_HEAD
From https://gitee.com/wenyuzifang/sane-airscan
 * [new ref]         4e44f0ffefd7ff9a2154de4130a48843d31961ce -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4e44f0f Update code from upstream