$ git clone -n https://src.fedoraproject.org/rpms/alsa-sof-firmware.git /var/lib/mock/f40-build-2239796-53623/root/chroot_tmpdir/scmroot/alsa-sof-firmware
Cloning into '/var/lib/mock/f40-build-2239796-53623/root/chroot_tmpdir/scmroot/alsa-sof-firmware'...
$ git fetch origin 85b7225e5d697a71c4f7ab64247ae79d07ede6b6:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/alsa-sof-firmware
 * [new ref]         85b7225e5d697a71c4f7ab64247ae79d07ede6b6 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 85b7225 upate to v2023.12