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

Provides :
cmake(Qt6WebChannel)
cmake(Qt6WebChannelQuickplugin)
cmake(QtWebChannelTests)
cmake(qt6webchannel)
cmake(qt6webchannelquickplugin)
cmake(qtwebchanneltests)
devel(libQt6WebChannel(64bit))
lib64qt6webchannel-devel
lib64qt6webchannel-devel(x86-64)
libqt6webchannel-devel
libqt6webchannel-private-devel
libqtwebchannel-private-devel
libqtwebchannel6-devel
libqtwebchannel6-private-devel
pkgconfig(Qt6WebChannel)
pkgconfig(Qt6WebChannelQuick)
qt6webchannel-devel
qt6webchannel-private-devel
qtwebchannel-private-devel
qtwebchannel6-devel

Requires :

devel(libQt6Core(64bit))
devel(libQt6Qml(64bit))
devel(libstdc++(64bit))
lib64qt6webchannel6 = 6.6.2
libQt6Core.so.6()(64bit)
libQt6Core.so.6(Qt_6)(64bit)
libQt6Core.so.6(Qt_6.6)(64bit)
libQt6Network.so.6()(64bit)
libQt6Network.so.6(Qt_6)(64bit)
libQt6WebChannel.so.6()(64bit)
libQt6WebChannel.so.6(Qt_6)(64bit)
libQt6WebSockets.so.6()(64bit)
libQt6WebSockets.so.6(Qt_6)(64bit)
libc.so.6()(64bit)
libc.so.6(GLIBC_2.2.5)(64bit)
libc.so.6(GLIBC_2.34)(64bit)
libgcc_s.so.1()(64bit)
libgcc_s.so.1(GCC_3.0)(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)
pkgconfig
pkgconfig(Qt6Qml)
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/include/qt6/QtWebChannel
/usr/include/qt6/QtWebChannel/6.6.2
/usr/include/qt6/QtWebChannel/6.6.2/QtWebChannel
/usr/include/qt6/QtWebChannel/6.6.2/QtWebChannel/private
/usr/include/qt6/QtWebChannel/6.6.2/QtWebChannel/private/qmetaobjectpublisher_p.h
/usr/include/qt6/QtWebChannel/6.6.2/QtWebChannel/private/qwebchannel_p.h
/usr/include/qt6/QtWebChannel/6.6.2/QtWebChannel/private/signalhandler_p.h
/usr/include/qt6/QtWebChannel/QWebChannel
/usr/include/qt6/QtWebChannel/QWebChannelAbstractTransport
/usr/include/qt6/QtWebChannel/QtWebChannel
/usr/include/qt6/QtWebChannel/QtWebChannelDepends
/usr/include/qt6/QtWebChannel/QtWebChannelVersion
/usr/include/qt6/QtWebChannel/qtwebchannelexports.h
/usr/include/qt6/QtWebChannel/qtwebchannelversion.h
/usr/include/qt6/QtWebChannel/qwebchannel.h
/usr/include/qt6/QtWebChannel/qwebchannelabstracttransport.h
/usr/include/qt6/QtWebChannel/qwebchannelglobal.h
/usr/lib/.build-id
/usr/lib/.build-id/de
/usr/lib/.build-id/de/b5dc43fd1101775c23452336f8884ecd32fd18
/usr/lib64/cmake/Qt6BuildInternals/StandaloneTests/QtWebChannelTestsConfig.cmake
/usr/lib64/cmake/Qt6Qml/QmlPlugins/Qt6WebChannelQuickpluginAdditionalTargetInfo.cmake
/usr/lib64/cmake/Qt6Qml/QmlPlugins/Qt6WebChannelQuickpluginConfig.cmake
/usr/lib64/cmake/Qt6Qml/QmlPlugins/Qt6WebChannelQuickpluginConfigVersion.cmake
/usr/lib64/cmake/Qt6Qml/QmlPlugins/Qt6WebChannelQuickpluginConfigVersionImpl.cmake
/usr/lib64/cmake/Qt6Qml/QmlPlugins/Qt6WebChannelQuickpluginTargets-relwithdebinfo.cmake
/usr/lib64/cmake/Qt6Qml/QmlPlugins/Qt6WebChannelQuickpluginTargets.cmake
/usr/lib64/cmake/Qt6WebChannel
/usr/lib64/cmake/Qt6WebChannel/Qt6WebChannelAdditionalTargetInfo.cmake
/usr/lib64/cmake/Qt6WebChannel/Qt6WebChannelConfig.cmake
There is 17 files more in these RPM.