$ git clone -n https://src.fedoraproject.org/rpms/python-fastavro.git /var/lib/mock/f41-build-814794-149184/root/chroot_tmpdir/scmroot/python-fastavro
Cloning into '/var/lib/mock/f41-build-814794-149184/root/chroot_tmpdir/scmroot/python-fastavro'...
$ git fetch origin eaecdc31e5ce5f8afb07b29673c7218366cbe93a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-fastavro
 * [new ref]         eaecdc31e5ce5f8afb07b29673c7218366cbe93a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at eaecdc3 Update to 1.9.5 upstream release