$ git clone -n https://gitee.com/wenyuzifang/sane-airscan.git /var/lib/mock/dist-an23-build-470434-74061/root/chroot_tmpdir/scmroot/sane-airscan
Cloning into '/var/lib/mock/dist-an23-build-470434-74061/root/chroot_tmpdir/scmroot/sane-airscan'...
$ git fetch origin 88df3036c35944c5af4278ab04409b8acb8a4e5b:KOJI_FETCH_HEAD
From https://gitee.com/wenyuzifang/sane-airscan
 * [new ref]         88df3036c35944c5af4278ab04409b8acb8a4e5b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 88df303 Update code from upstream