All reports of dh-exec-install-not-allowed-here for the archive. The extended description of this tag is:
The package uses a dh-exec-install construct in a debhelper config file, where it is not permitted.
The dh-exec-install constructs are only allowed in dh_install's .install and dh_installman's .manpages files, and nowhere else.
This tag has not been emitted in any package tested by Lintian.