$ git clone -n https://src.fedoraproject.org/rpms/chromaprint.git /var/lib/mock/f42-build-3274727-41317/root/chroot_tmpdir/scmroot/chromaprint
Cloning into '/var/lib/mock/f42-build-3274727-41317/root/chroot_tmpdir/scmroot/chromaprint'...
$ git fetch origin 25d51abc33201b34ec2decc842e9e26a58f7a505:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/chromaprint
 * [new ref]         25d51abc33201b34ec2decc842e9e26a58f7a505 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 25d51ab Fix fpcalc could not create an audio converter isntance