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

Provides :
application()
application(org.kde.ktnef.desktop)
ktnef
ktnef(x86-32)
ktnef5
mimehandler(application/ms-tnef)

Requires :

kdepim-runtime
libKF5ConfigCore.so.5
libKF5ConfigGui.so.5
libKF5ConfigWidgets.so.5
libKF5CoreAddons.so.5
libKF5Crash.so.5
libKF5DBusAddons.so.5
libKF5I18n.so.5
libKF5KIOCore.so.5
libKF5KIOGui.so.5
libKF5KIOWidgets.so.5
libKF5Service.so.5
libKF5WidgetsAddons.so.5
libKF5XmlGui.so.5
libKPim5Tnef.so.5
libQt5Core.so.5
libQt5Core.so.5(Qt_5)
libQt5Core.so.5(Qt_5.15)
libQt5Gui.so.5
libQt5Gui.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_2.3.4)
libc.so.6(GLIBC_2.34)
libc.so.6(GLIBC_2.4)
libm.so.6
libm.so.6(GLIBC_2.0)
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

Content of RPM :
/usr/bin/ktnef
/usr/share/applications/org.kde.ktnef.desktop
/usr/share/doc/HTML/en/ktnef
/usr/share/doc/HTML/en/ktnef/index.cache.bz2
/usr/share/doc/HTML/en/ktnef/index.docbook
/usr/share/doc/HTML/en/ktnef/mainwindow.png
/usr/share/doc/HTML/en/ktnef/winmail_dat.png
/usr/share/icons/hicolor/22x22/actions/ktnef_extract_all_to.png
/usr/share/icons/hicolor/22x22/actions/ktnef_extract_to.png
/usr/share/icons/hicolor/48x48/apps/ktnef.png