$ git clone -n https://gitee.com/wenyuzifang/ffmpeg.git /var/lib/mock/dist-an23-build-566198-91873/root/chroot_tmpdir/scmroot/ffmpeg
Cloning into '/var/lib/mock/dist-an23-build-566198-91873/root/chroot_tmpdir/scmroot/ffmpeg'...
$ git fetch origin 85e4b64869cdf90dfe808a6631a294ee5666c10d:KOJI_FETCH_HEAD
From https://gitee.com/wenyuzifang/ffmpeg
 * [new ref]         85e4b64869cdf90dfe808a6631a294ee5666c10d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 85e4b64 [CVE] [Distro] add patch to fix CVE-2026-6385