Hmm ... It's impossible ;-) This RPM doesn't exist on any FTP server

Provides :
kf5-kmailtransport
kf5-kmailtransport(x86-32)
libKPim5MailTransport.so.5

Requires :

libKF5Completion.so.5
libKF5ConfigCore.so.5
libKF5ConfigGui.so.5
libKF5ConfigWidgets.so.5
libKF5CoreAddons.so.5
libKF5I18n.so.5
libKF5KIOCore.so.5
libKF5KIOWidgets.so.5
libKF5WidgetsAddons.so.5
libKPim5GAPICore.so.5
libKPim5MailTransport.so.5
libKPim5SMTP.so.5
libQt5Core.so.5
libQt5Core.so.5(Qt_5)
libQt5Core.so.5(Qt_5.15)
libQt5DBus.so.5
libQt5DBus.so.5(Qt_5)
libQt5Gui.so.5
libQt5Gui.so.5(Qt_5)
libQt5Network.so.5
libQt5Network.so.5(Qt_5)
libQt5Widgets.so.5
libQt5Widgets.so.5(Qt_5)
libc.so.6
libc.so.6(GLIBC_2.0)
libc.so.6(GLIBC_2.1.3)
libc.so.6(GLIBC_2.4)
libc.so.6(GLIBC_ABI_DT_RELR)
libqt5keychain.so.1
libstdc++.so.6
libstdc++.so.6(CXXABI_1.3)
libstdc++.so.6(CXXABI_1.3.9)
libstdc++.so.6(GLIBCXX_3.4)
rpmlib(CompressedFileNames) <= 3.0.4-1
rpmlib(FileDigests) <= 4.6.0-1
rpmlib(PayloadFilesHavePrefix) <= 4.0-1
rpmlib(PayloadIsZstd) <= 5.4.18-1
rtld(GNU_HASH)

Content of RPM :
/usr/lib/.build-id
/usr/lib/.build-id/2b
/usr/lib/.build-id/2b/e9f218cbc7a32d3aacb622b1abf3da37c94715
/usr/lib/.build-id/3a
/usr/lib/.build-id/3a/5a565baa07447409e4e1589f67408988638571
/usr/lib/libKPim5MailTransport.so.5
/usr/lib/libKPim5MailTransport.so.5.24.5
/usr/lib/qt5/plugins/pim5
/usr/lib/qt5/plugins/pim5/mailtransport/mailtransport_smtpplugin.so
/usr/share/licenses/kf5-kmailtransport
/usr/share/licenses/kf5-kmailtransport/BSD-3-Clause.txt
/usr/share/licenses/kf5-kmailtransport/CC0-1.0.txt
/usr/share/licenses/kf5-kmailtransport/LGPL-2.0-or-later.txt
/usr/share/licenses/kf5-kmailtransport/LGPL-2.1-or-later.txt
/usr/share/locale/ar/LC_MESSAGES/libmailtransport5.mo
/usr/share/locale/be/LC_MESSAGES/libmailtransport5.mo
/usr/share/locale/bg/LC_MESSAGES/libmailtransport5.mo
/usr/share/locale/bs/LC_MESSAGES/libmailtransport5.mo
/usr/share/locale/ca/LC_MESSAGES/libmailtransport5.mo
/usr/share/locale/ca@valencia/LC_MESSAGES/libmailtransport5.mo
/usr/share/locale/cs/LC_MESSAGES/libmailtransport5.mo
/usr/share/locale/da/LC_MESSAGES/libmailtransport5.mo
/usr/share/locale/de/LC_MESSAGES/libmailtransport5.mo
/usr/share/locale/el/LC_MESSAGES/libmailtransport5.mo
/usr/share/locale/en_GB/LC_MESSAGES/libmailtransport5.mo
/usr/share/locale/eo/LC_MESSAGES/libmailtransport5.mo
/usr/share/locale/es/LC_MESSAGES/libmailtransport5.mo
/usr/share/locale/et/LC_MESSAGES/libmailtransport5.mo
/usr/share/locale/eu/LC_MESSAGES/libmailtransport5.mo
/usr/share/locale/fi/LC_MESSAGES/libmailtransport5.mo
There is 43 files more in these RPM.