Man pages matching name rpmbuild in section 8:

rpmbuild.8.en	debian 10 / rpm
rpmbuild.8.ja	debian 10 / rpm-i18n
rpmbuild.8.pl	debian 10 / rpm-i18n
rpmbuild.8.de	debian 11 / manpages-de
rpmbuild.8.en	debian 11 / rpm
rpmbuild.8.ja	debian 11 / rpm-i18n
rpmbuild.8.pl	debian 11 / rpm-i18n
rpmbuild.8.en	debian 12 / rpm
rpmbuild.8.ja	debian 12 / rpm-i18n
rpmbuild.8.pl	debian 12 / rpm-i18n