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

Provides :
libQt6Grpc.so.6
libQt6Grpc.so.6(Qt_6)
libQt6Grpc.so.6(Qt_6.6.2_PRIVATE_API)
libQt6Grpc6
libQt6Grpc6(x86-32)

Requires :

/sbin/ldconfig
/sbin/ldconfig
ld-linux.so.2
ld-linux.so.2(GLIBC_2.3)
libQt6Core.so.6
libQt6Core.so.6(Qt_6)
libQt6Core.so.6(Qt_6.6)
libQt6Core.so.6(Qt_6.6.2_PRIVATE_API)
libQt6Network.so.6
libQt6Network.so.6(Qt_6)
libQt6Protobuf.so.6
libQt6Protobuf.so.6(Qt_6)
libc.so.6
libc.so.6(GLIBC_2.0)
libc.so.6(GLIBC_2.1.3)
libc.so.6(GLIBC_2.32)
libc.so.6(GLIBC_2.34)
libc.so.6(GLIBC_2.4)
libgpr.so.39
libgrpc++.so.1.62
libgrpc.so.39
libstdc++.so.6
libstdc++.so.6(CXXABI_1.3)
libstdc++.so.6(CXXABI_1.3.9)
libstdc++.so.6(GLIBCXX_3.4)
libstdc++.so.6(GLIBCXX_3.4.11)
libstdc++.so.6(GLIBCXX_3.4.14)
libstdc++.so.6(GLIBCXX_3.4.15)
libstdc++.so.6(GLIBCXX_3.4.18)
libstdc++.so.6(GLIBCXX_3.4.21)
libstdc++.so.6(GLIBCXX_3.4.29)
libstdc++.so.6(GLIBCXX_3.4.32)
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/libQt6Grpc.so.6
/usr/lib/libQt6Grpc.so.6.6.2
/usr/share/licenses/libQt6Grpc6
/usr/share/licenses/libQt6Grpc6/Apache-2.0.txt
/usr/share/licenses/libQt6Grpc6/BSD-3-Clause.txt
/usr/share/licenses/libQt6Grpc6/GFDL-1.3-no-invariants-only.txt
/usr/share/licenses/libQt6Grpc6/GPL-2.0-only.txt
/usr/share/licenses/libQt6Grpc6/GPL-3.0-only.txt
/usr/share/licenses/libQt6Grpc6/LGPL-3.0-only.txt
/usr/share/licenses/libQt6Grpc6/LicenseRef-Qt-Commercial.txt
/usr/share/licenses/libQt6Grpc6/Qt-GPL-exception-1.0.txt
/usr/share/licenses/libQt6Grpc6/protobuf_LICENSE.txt