$ git clone -n https://gitee.com/wenyuzifang/ffmpeg.git /var/lib/mock/dist-an23.5-build-570520-92601/root/chroot_tmpdir/scmroot/ffmpeg
Cloning into '/var/lib/mock/dist-an23.5-build-570520-92601/root/chroot_tmpdir/scmroot/ffmpeg'...
$ git fetch origin 6c5ad6a28ee66919cb5c2505b3f0e1b1e920046c:KOJI_FETCH_HEAD
From https://gitee.com/wenyuzifang/ffmpeg
 * [new ref]         6c5ad6a28ee66919cb5c2505b3f0e1b1e920046c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6c5ad6a [CVE] [Upstream] add patch to fix CVE-2025-22919