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

Provides :
lib64kf6textcustomeditor1
lib64kf6textcustomeditor1(x86-64)
libKF6TextCustomEditor.so.1()(64bit)

Requires :

ktextaddons >= 1.5.3
libKF6ColorScheme.so.6()(64bit)
libKF6ConfigCore.so.6()(64bit)
libKF6ConfigGui.so.6()(64bit)
libKF6ConfigWidgets.so.6()(64bit)
libKF6I18n.so.6()(64bit)
libKF6KIOWidgets.so.6()(64bit)
libKF6SonnetCore.so.6()(64bit)
libKF6SonnetUi.so.6()(64bit)
libKF6SyntaxHighlighting.so.6()(64bit)
libKF6TextAddonsWidgets.so.1()(64bit)
libKF6TextEditTextToSpeech.so.1()(64bit)
libKF6TextEmoticonsWidgets.so.1()(64bit)
libKF6TextUtils.so.1()(64bit)
libKF6WidgetsAddons.so.6()(64bit)
libQt6Core.so.6()(64bit)
libQt6Core.so.6(Qt_6)(64bit)
libQt6Core.so.6(Qt_6.6)(64bit)
libQt6Gui.so.6()(64bit)
libQt6Gui.so.6(Qt_6)(64bit)
libQt6Widgets.so.6()(64bit)
libQt6Widgets.so.6(Qt_6)(64bit)
libc.so.6()(64bit)
libc.so.6(GLIBC_2.14)(64bit)
libc.so.6(GLIBC_2.2.5)(64bit)
libc.so.6(GLIBC_2.4)(64bit)
libstdc++.so.6()(64bit)
libstdc++.so.6(CXXABI_1.3)(64bit)
libstdc++.so.6(CXXABI_1.3.9)(64bit)
libstdc++.so.6(GLIBCXX_3.4)(64bit)
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/87
/usr/lib/.build-id/87/cf6b8b30bda745c9bee3ae844695639cd05771
/usr/lib64/libKF6TextCustomEditor.so.1
/usr/lib64/libKF6TextCustomEditor.so.1.5.3