$ git clone -n https://src.fedoraproject.org/rpms/mediainfo.git /var/lib/mock/f42-build-side-1-3588717-46949/root/chroot_tmpdir/scmroot/mediainfo
Cloning into '/var/lib/mock/f42-build-side-1-3588717-46949/root/chroot_tmpdir/scmroot/mediainfo'...
$ git fetch origin 6c0ac684971ff74816745357cd21f47a0dd939ea:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/mediainfo
 * [new ref]         6c0ac684971ff74816745357cd21f47a0dd939ea -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6c0ac68 Update to 25.04.