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

Provides :
aws-c-io-devel
aws-c-io-devel(x86-64)
cmake(aws-c-io)

Requires :

aws-c-cal-devel(x86-64)
aws-c-common-devel(x86-64)
aws-c-io(x86-64) = 0.15.3-2.el9
cmake-filesystem(x86-64)
libaws-c-io.so.1.0.0()(64bit)
openssl-devel(x86-64)
rpmlib(CompressedFileNames) <= 3.0.4-1
rpmlib(FileDigests) <= 4.6.0-1
rpmlib(PayloadFilesHavePrefix) <= 4.0-1
rpmlib(PayloadIsZstd) <= 5.4.18-1
s2n-tls-devel(x86-64)

Content of RPM :
/usr/include/aws/io
/usr/include/aws/io/async_stream.h
/usr/include/aws/io/channel.h
/usr/include/aws/io/channel_bootstrap.h
/usr/include/aws/io/event_loop.h
/usr/include/aws/io/exports.h
/usr/include/aws/io/file_utils.h
/usr/include/aws/io/future.h
/usr/include/aws/io/host_resolver.h
/usr/include/aws/io/io.h
/usr/include/aws/io/logging.h
/usr/include/aws/io/message_pool.h
/usr/include/aws/io/pem.h
/usr/include/aws/io/pipe.h
/usr/include/aws/io/pkcs11.h
/usr/include/aws/io/retry_strategy.h
/usr/include/aws/io/shared_library.h
/usr/include/aws/io/socket.h
/usr/include/aws/io/socket_channel_handler.h
/usr/include/aws/io/statistics.h
/usr/include/aws/io/stream.h
/usr/include/aws/io/tls_channel_handler.h
/usr/include/aws/io/uri.h
/usr/include/aws/testing
/usr/include/aws/testing/async_stream_tester.h
/usr/include/aws/testing/io_testing_channel.h
/usr/include/aws/testing/stream_tester.h
/usr/lib64/cmake/aws-c-io
/usr/lib64/cmake/aws-c-io/aws-c-io-config.cmake
/usr/lib64/cmake/aws-c-io/shared
There is 3 files more in these RPM.