$ git clone -n https://gitee.com/wenyuzifang/ffmpeg.git /var/lib/mock/dist-an23.5-build-564059-91742/root/chroot_tmpdir/scmroot/ffmpeg
Cloning into '/var/lib/mock/dist-an23.5-build-564059-91742/root/chroot_tmpdir/scmroot/ffmpeg'...
$ git fetch origin 47c9e5eac247b5a5171cb93aa13c97bc77067de3:KOJI_FETCH_HEAD
From https://gitee.com/wenyuzifang/ffmpeg
 * [new ref]         47c9e5eac247b5a5171cb93aa13c97bc77067de3 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 47c9e5e [CVE] [Distro] add patch to fix CVE-2026-40962