$ git clone -n https://gitee.com/wenyuzifang/ffmpeg.git /var/lib/mock/dist-an23.5-build-564001-91742/root/chroot_tmpdir/scmroot/ffmpeg
Cloning into '/var/lib/mock/dist-an23.5-build-564001-91742/root/chroot_tmpdir/scmroot/ffmpeg'...
$ git fetch origin 239c53396bb5fc4b2d102e70e4ff4172ff56c1bb:KOJI_FETCH_HEAD
From https://gitee.com/wenyuzifang/ffmpeg
 * [new ref]         239c53396bb5fc4b2d102e70e4ff4172ff56c1bb -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 239c533 [CVE] [Distro] add patch to fix CVE-2026-8461