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

Provides :
application()
application(org.freedesktop.impl.portal.desktop.lxqt.desktop)
xdg-desktop-portal-lxqt
xdg-desktop-portal-lxqt(x86-64)

Requires :

dbus-common
libKF6WindowSystem.so.6()(64bit)
libQt6Core.so.6()(64bit)
libQt6Core.so.6(Qt_6)(64bit)
libQt6Core.so.6(Qt_6.8)(64bit)
libQt6DBus.so.6()(64bit)
libQt6DBus.so.6(Qt_6)(64bit)
libQt6Gui.so.6()(64bit)
libQt6Gui.so.6(Qt_6)(64bit)
libQt6Gui.so.6(Qt_6.8_PRIVATE_API)(64bit)
libQt6Widgets.so.6()(64bit)
libQt6Widgets.so.6(Qt_6)(64bit)
libc.so.6()(64bit)
libc.so.6(GLIBC_2.2.5)(64bit)
libc.so.6(GLIBC_2.34)(64bit)
libc.so.6(GLIBC_2.4)(64bit)
libc.so.6(GLIBC_ABI_DT_RELR)(64bit)
libfm-qt-qt6
libfm-qt6.so.15()(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_3.4.30)(64bit)
rpmlib(CompressedFileNames) <= 3.0.4-1
rpmlib(FileDigests) <= 4.6.0-1
rpmlib(PayloadFilesHavePrefix) <= 4.0-1
rpmlib(PayloadIsZstd) <= 5.4.18-1
rtld(GNU_HASH)
xdg-desktop-portal

Content of RPM :
/usr/lib/.build-id
/usr/lib/.build-id/8f
/usr/lib/.build-id/8f/6599b5c98997f15cd5c8cc1ce641bc5c51d045
/usr/libexec/xdg-desktop-portal-lxqt
/usr/share/applications/org.freedesktop.impl.portal.desktop.lxqt.desktop
/usr/share/dbus-1/services/org.freedesktop.impl.portal.desktop.lxqt.service
/usr/share/doc/xdg-desktop-portal-lxqt
/usr/share/doc/xdg-desktop-portal-lxqt/CHANGELOG
/usr/share/doc/xdg-desktop-portal-lxqt/README.md
/usr/share/licenses/xdg-desktop-portal-lxqt
/usr/share/licenses/xdg-desktop-portal-lxqt/LICENSE
/usr/share/xdg-desktop-portal
/usr/share/xdg-desktop-portal/lxqt-portals.conf
/usr/share/xdg-desktop-portal/portals
/usr/share/xdg-desktop-portal/portals/lxqt.portal