$ git clone -n https://gitee.com/rabbitali/ffmpeg.git /var/lib/mock/dist-an23-epao-build-442598-73185/root/chroot_tmpdir/scmroot/ffmpeg
Cloning into '/var/lib/mock/dist-an23-epao-build-442598-73185/root/chroot_tmpdir/scmroot/ffmpeg'...
$ git fetch origin b6eb0b884ca54dda8ba83afe386a286e17677be3:KOJI_FETCH_HEAD
From https://gitee.com/rabbitali/ffmpeg
 * [new ref]         b6eb0b884ca54dda8ba83afe386a286e17677be3 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b6eb0b8 Fix CVE-2023-49501 CVE-2024-31582 CVE-2024-31578