$ git clone -n https://gitee.com/wenyuzifang/ffmpeg.git /var/lib/mock/dist-an23-build-569161-92560/root/chroot_tmpdir/scmroot/ffmpeg
Cloning into '/var/lib/mock/dist-an23-build-569161-92560/root/chroot_tmpdir/scmroot/ffmpeg'...
$ git fetch origin c3e580043493e8a8a157e0c14a1bd666763bc3c9:KOJI_FETCH_HEAD
From https://gitee.com/wenyuzifang/ffmpeg
 * [new ref]         c3e580043493e8a8a157e0c14a1bd666763bc3c9 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c3e5800 [CVE] [Upstream] add patch to fix CVE-2025-9951