$ git clone -n https://gitee.com/geliwei/ffmpeg.git /var/lib/mock/dist-an23.5-build-574680-93223/root/chroot_tmpdir/scmroot/ffmpeg
Cloning into '/var/lib/mock/dist-an23.5-build-574680-93223/root/chroot_tmpdir/scmroot/ffmpeg'...
$ git fetch origin 8ba464178cedc7a652ed322f8d786ddcf900ea22:KOJI_FETCH_HEAD
From https://gitee.com/geliwei/ffmpeg
 * [new ref]         8ba464178cedc7a652ed322f8d786ddcf900ea22 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8ba4641 [CVE] [Upstream] add patch to fix CVE-2026-12706