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

Provides :
cmake(Qt6WebEngineCore)
cmake(Qt6WebEngineCoreTools)
pkgconfig(Qt6WebEngineCore)
qt6-webenginecore-devel
qt6-webenginecore-devel(x86-64)

Requires :

/usr/bin/pkg-config
cmake(Qt6Gui) = 6.6.2
cmake(Qt6Network) = 6.6.2
cmake(Qt6Positioning) = 6.6.2
cmake(Qt6Quick) = 6.6.2
cmake(Qt6WebChannel) = 6.6.2
ld-linux-x86-64.so.2()(64bit)
ld-linux-x86-64.so.2(GLIBC_2.2.5)(64bit)
ld-linux-x86-64.so.2(GLIBC_2.3)(64bit)
libQt6Core.so.6()(64bit)
libQt6Core.so.6(Qt_6)(64bit)
libQt6WebEngineCore6 = 6.6.2
libc.so.6()(64bit)
libc.so.6(GLIBC_2.14)(64bit)
libc.so.6(GLIBC_2.17)(64bit)
libc.so.6(GLIBC_2.18)(64bit)
libc.so.6(GLIBC_2.2.5)(64bit)
libc.so.6(GLIBC_2.3)(64bit)
libc.so.6(GLIBC_2.3.2)(64bit)
libc.so.6(GLIBC_2.3.4)(64bit)
libc.so.6(GLIBC_2.32)(64bit)
libc.so.6(GLIBC_2.33)(64bit)
libc.so.6(GLIBC_2.34)(64bit)
libc.so.6(GLIBC_2.38)(64bit)
libc.so.6(GLIBC_2.4)(64bit)
libc.so.6(GLIBC_2.6)(64bit)
libc.so.6(GLIBC_2.7)(64bit)
libevent-2.1.so.7()(64bit)
libgcc_s.so.1()(64bit)
libgcc_s.so.1(GCC_3.0)(64bit)
libgcc_s.so.1(GCC_3.3)(64bit)
libgcc_s.so.1(GCC_4.2.0)(64bit)
libicui18n.so.73()(64bit)
libicuuc.so.73()(64bit)
libm.so.6()(64bit)
libm.so.6(GLIBC_2.2.5)(64bit)
libm.so.6(GLIBC_2.29)(64bit)
libstdc++.so.6()(64bit)
libstdc++.so.6(CXXABI_1.3)(64bit)
libstdc++.so.6(CXXABI_1.3.5)(64bit)
libstdc++.so.6(CXXABI_1.3.9)(64bit)
libstdc++.so.6(GLIBCXX_3.4)(64bit)
libstdc++.so.6(GLIBCXX_3.4.11)(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_3.4.31)(64bit)
libstdc++.so.6(GLIBCXX_3.4.9)(64bit)
pkgconfig(Qt6Core)
pkgconfig(Qt6Gui)
pkgconfig(Qt6Network)
pkgconfig(Qt6Positioning)
pkgconfig(Qt6Quick)
pkgconfig(Qt6WebChannel)
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/QtWebEngineCore
/usr/include/qt6/QtWebEngineCore/QWebEngineCertificateError
/usr/include/qt6/QtWebEngineCore/QWebEngineClientCertificateSelection
/usr/include/qt6/QtWebEngineCore/QWebEngineClientCertificateStore
/usr/include/qt6/QtWebEngineCore/QWebEngineContextMenuRequest
/usr/include/qt6/QtWebEngineCore/QWebEngineCookieStore
/usr/include/qt6/QtWebEngineCore/QWebEngineDownloadRequest
/usr/include/qt6/QtWebEngineCore/QWebEngineFileSystemAccessRequest
/usr/include/qt6/QtWebEngineCore/QWebEngineFindTextResult
/usr/include/qt6/QtWebEngineCore/QWebEngineFullScreenRequest
/usr/include/qt6/QtWebEngineCore/QWebEngineGlobalSettings
/usr/include/qt6/QtWebEngineCore/QWebEngineHistory
/usr/include/qt6/QtWebEngineCore/QWebEngineHistoryItem
/usr/include/qt6/QtWebEngineCore/QWebEngineHistoryModel
/usr/include/qt6/QtWebEngineCore/QWebEngineHttpRequest
/usr/include/qt6/QtWebEngineCore/QWebEngineLoadingInfo
/usr/include/qt6/QtWebEngineCore/QWebEngineNavigationRequest
/usr/include/qt6/QtWebEngineCore/QWebEngineNewWindowRequest
/usr/include/qt6/QtWebEngineCore/QWebEngineNotification
/usr/include/qt6/QtWebEngineCore/QWebEnginePage
/usr/include/qt6/QtWebEngineCore/QWebEngineProfile
/usr/include/qt6/QtWebEngineCore/QWebEngineQuotaRequest
/usr/include/qt6/QtWebEngineCore/QWebEngineRegisterProtocolHandlerRequest
/usr/include/qt6/QtWebEngineCore/QWebEngineScript
/usr/include/qt6/QtWebEngineCore/QWebEngineScriptCollection
/usr/include/qt6/QtWebEngineCore/QWebEngineSettings
/usr/include/qt6/QtWebEngineCore/QWebEngineUrlRequestInfo
/usr/include/qt6/QtWebEngineCore/QWebEngineUrlRequestInterceptor
/usr/include/qt6/QtWebEngineCore/QWebEngineUrlRequestJob
/usr/include/qt6/QtWebEngineCore/QWebEngineUrlScheme
There is 69 files more in these RPM.