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

Provides :
python3-protobuf
python3-protobuf(x86-64)
python3.6-protobuf
python3.6dist(protobuf)
python3.6dist(protobuf)
python36-protobuf
python36dist(protobuf)
python3dist(protobuf)

Requires :

ld-linux-x86-64.so.2()(64bit)
ld-linux-x86-64.so.2(GLIBC_2.3)(64bit)
libc.so.6()(64bit)
libc.so.6(GLIBC_2.2.5)(64bit)
libc.so.6(GLIBC_2.3.4)(64bit)
libc.so.6(GLIBC_2.4)(64bit)
libgcc_s.so.1()(64bit)
libgcc_s.so.1(GCC_3.0)(64bit)
libm.so.6()(64bit)
libprotobuf.so.3.19.6.0()(64bit)
libpthread.so.0()(64bit)
libpthread.so.0(GLIBC_2.2.5)(64bit)
libpython3.6m.so.1.0()(64bit)
libstdc++.so.6()(64bit)
libstdc++.so.6(CXXABI_1.3)(64bit)
libstdc++.so.6(GLIBCXX_3.4)(64bit)
libstdc++.so.6(GLIBCXX_3.4.11)(64bit)
libstdc++.so.6(GLIBCXX_3.4.18)(64bit)
python(abi) = 3.6
python3-six >= 1.9
rpmlib(CompressedFileNames) <= 3.0.4-1
rpmlib(FileDigests) <= 4.6.0-1
rpmlib(PayloadFilesHavePrefix) <= 4.0-1
rtld(GNU_HASH)
rpmlib(PayloadIsXz) <= 5.2-1

Content of RPM :
/usr/lib64/python3.6/site-packages/google
/usr/lib64/python3.6/site-packages/google/protobuf
/usr/lib64/python3.6/site-packages/google/protobuf/__init__.py
/usr/lib64/python3.6/site-packages/google/protobuf/__pycache__
/usr/lib64/python3.6/site-packages/google/protobuf/__pycache__/__init__.cpython-36.opt-1.pyc
/usr/lib64/python3.6/site-packages/google/protobuf/__pycache__/__init__.cpython-36.pyc
/usr/lib64/python3.6/site-packages/google/protobuf/__pycache__/any_pb2.cpython-36.opt-1.pyc
/usr/lib64/python3.6/site-packages/google/protobuf/__pycache__/any_pb2.cpython-36.pyc
/usr/lib64/python3.6/site-packages/google/protobuf/__pycache__/api_pb2.cpython-36.opt-1.pyc
/usr/lib64/python3.6/site-packages/google/protobuf/__pycache__/api_pb2.cpython-36.pyc
/usr/lib64/python3.6/site-packages/google/protobuf/__pycache__/descriptor.cpython-36.opt-1.pyc
/usr/lib64/python3.6/site-packages/google/protobuf/__pycache__/descriptor.cpython-36.pyc
/usr/lib64/python3.6/site-packages/google/protobuf/__pycache__/descriptor_database.cpython-36.opt-1.pyc
/usr/lib64/python3.6/site-packages/google/protobuf/__pycache__/descriptor_database.cpython-36.pyc
/usr/lib64/python3.6/site-packages/google/protobuf/__pycache__/descriptor_pb2.cpython-36.opt-1.pyc
/usr/lib64/python3.6/site-packages/google/protobuf/__pycache__/descriptor_pb2.cpython-36.pyc
/usr/lib64/python3.6/site-packages/google/protobuf/__pycache__/descriptor_pool.cpython-36.opt-1.pyc
/usr/lib64/python3.6/site-packages/google/protobuf/__pycache__/descriptor_pool.cpython-36.pyc
/usr/lib64/python3.6/site-packages/google/protobuf/__pycache__/duration_pb2.cpython-36.opt-1.pyc
/usr/lib64/python3.6/site-packages/google/protobuf/__pycache__/duration_pb2.cpython-36.pyc
/usr/lib64/python3.6/site-packages/google/protobuf/__pycache__/empty_pb2.cpython-36.opt-1.pyc
/usr/lib64/python3.6/site-packages/google/protobuf/__pycache__/empty_pb2.cpython-36.pyc
/usr/lib64/python3.6/site-packages/google/protobuf/__pycache__/field_mask_pb2.cpython-36.opt-1.pyc
/usr/lib64/python3.6/site-packages/google/protobuf/__pycache__/field_mask_pb2.cpython-36.pyc
/usr/lib64/python3.6/site-packages/google/protobuf/__pycache__/json_format.cpython-36.opt-1.pyc
/usr/lib64/python3.6/site-packages/google/protobuf/__pycache__/json_format.cpython-36.pyc
/usr/lib64/python3.6/site-packages/google/protobuf/__pycache__/message.cpython-36.opt-1.pyc
/usr/lib64/python3.6/site-packages/google/protobuf/__pycache__/message.cpython-36.pyc
/usr/lib64/python3.6/site-packages/google/protobuf/__pycache__/message_factory.cpython-36.opt-1.pyc
/usr/lib64/python3.6/site-packages/google/protobuf/__pycache__/message_factory.cpython-36.pyc
There is 122 files more in these RPM.