$ git clone -n https://gitee.com/zhuhong_bo/ffmpegthumbnailer.git /var/lib/mock/dist-an23-dde-build-525785-78485/root/chroot_tmpdir/scmroot/ffmpegthumbnailer
Cloning into '/var/lib/mock/dist-an23-dde-build-525785-78485/root/chroot_tmpdir/scmroot/ffmpegthumbnailer'...
$ git fetch origin 6a6c579adf1fbba916f5fbe01c119ee7e60399a8:KOJI_FETCH_HEAD
From https://gitee.com/zhuhong_bo/ffmpegthumbnailer
 * [new ref]         6a6c579adf1fbba916f5fbe01c119ee7e60399a8 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6a6c579 update version to 2.2.3