distgit: depend on python3-rpkg >= 1.67-4

See fedora-copr#3366

The `check_specfile_matches_repo_name=False` is not available in older
versions.

Author: FrostyX

dist-git/copr-dist-git.spec

@@ -34,7 +34,7 @@ Requires: /usr/bin/crudini
 Requires: dist-git >= 1.12
 Requires: python3-copr-common >= %copr_common_version
 Requires: python3-requests
-Requires: python3-rpkg >= 1.66-6
+Requires: python3-rpkg >= 1.67-4
 Requires: python3-munch
 Requires: python3-setproctitle
 Requires: python3-daemon