$ git clone -n https://gitee.com/alpha-wang/ffmpeg.git /var/lib/mock/dist-an23-dde-build-394872-71812/root/chroot_tmpdir/scmroot/ffmpeg
Cloning into '/var/lib/mock/dist-an23-dde-build-394872-71812/root/chroot_tmpdir/scmroot/ffmpeg'...
$ git fetch origin 153dcc485768435b481f74184b795d24cb1cb4d1:KOJI_FETCH_HEAD
From https://gitee.com/alpha-wang/ffmpeg
 * [new ref]         153dcc485768435b481f74184b795d24cb1cb4d1 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 153dcc4 fix CVE-2023-50010