$ git clone -n https://gitee.com/wenyuzifang/ffmpeg.git /var/lib/mock/dist-an23-build-564056-91743/root/chroot_tmpdir/scmroot/ffmpeg
Cloning into '/var/lib/mock/dist-an23-build-564056-91743/root/chroot_tmpdir/scmroot/ffmpeg'...
$ git fetch origin 1f0574da28a30e479f08671ff3308cda7e0f74d1:KOJI_FETCH_HEAD
From https://gitee.com/wenyuzifang/ffmpeg
 * [new ref]         1f0574da28a30e479f08671ff3308cda7e0f74d1 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1f0574d [CVE] [Distro] add patch to fix CVE-2026-40962