$ git clone -n https://gitee.com/wenyuzifang/ffmpeg.git /var/lib/mock/dist-an23-build-563997-91743/root/chroot_tmpdir/scmroot/ffmpeg
Cloning into '/var/lib/mock/dist-an23-build-563997-91743/root/chroot_tmpdir/scmroot/ffmpeg'...
$ git fetch origin 8ef877bcb8c4a2f2c5e4b3ffe7f1a4b0aa1c4a06:KOJI_FETCH_HEAD
From https://gitee.com/wenyuzifang/ffmpeg
 * [new ref]         8ef877bcb8c4a2f2c5e4b3ffe7f1a4b0aa1c4a06 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8ef877b [CVE] [Distro] add patch to fix CVE-2026-8461