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

Provides :
libplanmain.so.18
libplanmain18
libplanmain18(x86-32)

Requires :

libKF5Activities.so.5
libKF5ConfigCore.so.5
libKF5ConfigGui.so.5
libKF5ConfigWidgets.so.5
libKF5CoreAddons.so.5
libKF5DBusAddons.so.5
libKF5I18n.so.5
libKF5ItemViews.so.5
libKF5JobWidgets.so.5
libKF5KIOCore.so.5
libKF5KIOFileWidgets.so.5
libKF5Notifications.so.5
libKF5Service.so.5
libKF5WidgetsAddons.so.5
libKF5XmlGui.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)
libQt5PrintSupport.so.5
libQt5PrintSupport.so.5(Qt_5)
libQt5Widgets.so.5
libQt5Widgets.so.5(Qt_5)
libQt5Xml.so.5
libQt5Xml.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)
libgcc_s.so.1
libgcc_s.so.1(GCC_3.0)
libplankundo2.so.18
libplanodf.so.18
libplanplugin.so.18
libplanstore.so.18
libplanwidgets.so.18
libplanwidgetutils.so.18
libstdc++.so.6
libstdc++.so.6(CXXABI_1.3)
libstdc++.so.6(GLIBCXX_3.4)
libstdc++.so.6(GLIBCXX_3.4.29)
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/lib/.build-id
/usr/lib/.build-id/30
/usr/lib/.build-id/30/2a84a72b1096d0397b00f57fd502a294fb1f83
/usr/lib/libplanmain.so.18
/usr/lib/libplanmain.so.18.0.0