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

Provides :
application()
application(qt6-assistant.desktop)
qt6-assistant
qt6-assistant(x86-64)

Requires :

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)
libQt6Help.so.6()(64bit)
libQt6Help.so.6(Qt_6)(64bit)
libQt6Network.so.6()(64bit)
libQt6PrintSupport.so.6()(64bit)
libQt6PrintSupport.so.6(Qt_6)(64bit)
libQt6Sql.so.6()(64bit)
libQt6Sql.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_2.3)(64bit)
libc.so.6(GLIBC_2.3.4)(64bit)
libc.so.6(GLIBC_2.32)(64bit)
libc.so.6(GLIBC_2.34)(64bit)
libc.so.6(GLIBC_2.4)(64bit)
libgcc_s.so.1()(64bit)
libgcc_s.so.1(GCC_3.0)(64bit)
libgcc_s.so.1(GCC_3.3.1)(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)
libstdc++.so.6(GLIBCXX_3.4.14)(64bit)
libstdc++.so.6(GLIBCXX_3.4.18)(64bit)
libstdc++.so.6(GLIBCXX_3.4.20)(64bit)
libstdc++.so.6(GLIBCXX_3.4.21)(64bit)
libstdc++.so.6(GLIBCXX_3.4.29)(64bit)
libstdc++.so.6(GLIBCXX_3.4.9)(64bit)
qt6-qttools-common = 6.6.2-1.el9.next
rpmlib(CompressedFileNames) <= 3.0.4-1
rpmlib(FileDigests) <= 4.6.0-1
rpmlib(PartialHardlinkSets) <= 4.0.4-1
rpmlib(PayloadFilesHavePrefix) <= 4.0-1
rpmlib(PayloadIsZstd) <= 5.4.18-1
rtld(GNU_HASH)

Content of RPM :
/usr/bin/assistant-qt6
/usr/lib/.build-id
/usr/lib/.build-id/3f
/usr/lib/.build-id/3f/8f100ec587d820d415a3eaef6e1ea88d1553ed
/usr/lib/.build-id/3f/8f100ec587d820d415a3eaef6e1ea88d1553ed.1
/usr/lib64/qt6/bin/assistant
/usr/lib64/qt6/bin/assistant-qt6
/usr/share/applications/qt6-assistant.desktop
/usr/share/icons/hicolor/128x128/apps/assistant-qt6.png
/usr/share/icons/hicolor/32x32/apps/assistant-qt6.png