$ git clone -n https://src.fedoraproject.org/rpms/python-aiokafka.git /var/lib/mock/f40-build-1966357-25208/root/chroot_tmpdir/scmroot/python-aiokafka
Cloning into '/var/lib/mock/f40-build-1966357-25208/root/chroot_tmpdir/scmroot/python-aiokafka'...
$ git fetch origin 0799e21975bb28c2c8ad1510d2c19e6151d6c65c:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-aiokafka
 * [new ref]         0799e21975bb28c2c8ad1510d2c19e6151d6c65c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0799e21 Fix Cython version unpinning