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

Provides :
mingw64(libsharpyuv-0.dll)
mingw64(libwebp-7.dll)
mingw64(libwebpdecoder-3.dll)
mingw64(libwebpdemux-2.dll)
mingw64(libwebpmux-3.dll)
mingw64-libwebp
mingw64-pkgconfig(libsharpyuv)
mingw64-pkgconfig(libwebp)
mingw64-pkgconfig(libwebpdecoder)
mingw64-pkgconfig(libwebpdemux)
mingw64-pkgconfig(libwebpmux)

Requires :

mingw64(kernel32.dll)
mingw64(libgif-7.dll)
mingw64(libjpeg-62.dll)
mingw64(libpng16-16.dll)
mingw64(libsharpyuv-0.dll)
mingw64(libwebp-7.dll)
mingw64(libwebpdemux-2.dll)
mingw64(libwebpmux-3.dll)
mingw64(msvcrt.dll)
mingw64(ole32.dll)
mingw64(shell32.dll)
mingw64(shlwapi.dll)
mingw64-crt
mingw64-filesystem >= 95
mingw64-pkg-config
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/share/licenses/mingw64-libwebp
/usr/share/licenses/mingw64-libwebp/COPYING
/usr/share/licenses/mingw64-libwebp/PATENTS
/usr/x86_64-w64-mingw32/sys-root/mingw/bin/cwebp.exe
/usr/x86_64-w64-mingw32/sys-root/mingw/bin/dwebp.exe
/usr/x86_64-w64-mingw32/sys-root/mingw/bin/gif2webp.exe
/usr/x86_64-w64-mingw32/sys-root/mingw/bin/img2webp.exe
/usr/x86_64-w64-mingw32/sys-root/mingw/bin/libsharpyuv-0.dll
/usr/x86_64-w64-mingw32/sys-root/mingw/bin/libwebp-7.dll
/usr/x86_64-w64-mingw32/sys-root/mingw/bin/libwebpdecoder-3.dll
/usr/x86_64-w64-mingw32/sys-root/mingw/bin/libwebpdemux-2.dll
/usr/x86_64-w64-mingw32/sys-root/mingw/bin/libwebpmux-3.dll
/usr/x86_64-w64-mingw32/sys-root/mingw/bin/webpinfo.exe
/usr/x86_64-w64-mingw32/sys-root/mingw/bin/webpmux.exe
/usr/x86_64-w64-mingw32/sys-root/mingw/include/webp
/usr/x86_64-w64-mingw32/sys-root/mingw/include/webp/decode.h
/usr/x86_64-w64-mingw32/sys-root/mingw/include/webp/demux.h
/usr/x86_64-w64-mingw32/sys-root/mingw/include/webp/encode.h
/usr/x86_64-w64-mingw32/sys-root/mingw/include/webp/mux.h
/usr/x86_64-w64-mingw32/sys-root/mingw/include/webp/mux_types.h
/usr/x86_64-w64-mingw32/sys-root/mingw/include/webp/sharpyuv
/usr/x86_64-w64-mingw32/sys-root/mingw/include/webp/sharpyuv/sharpyuv.h
/usr/x86_64-w64-mingw32/sys-root/mingw/include/webp/sharpyuv/sharpyuv_csp.h
/usr/x86_64-w64-mingw32/sys-root/mingw/include/webp/types.h
/usr/x86_64-w64-mingw32/sys-root/mingw/lib/cmake/WebP
/usr/x86_64-w64-mingw32/sys-root/mingw/lib/cmake/WebP/WebPConfig.cmake
/usr/x86_64-w64-mingw32/sys-root/mingw/lib/cmake/WebP/WebPConfigVersion.cmake
/usr/x86_64-w64-mingw32/sys-root/mingw/lib/cmake/WebP/WebPTargets-release.cmake
/usr/x86_64-w64-mingw32/sys-root/mingw/lib/cmake/WebP/WebPTargets.cmake
/usr/x86_64-w64-mingw32/sys-root/mingw/lib/libsharpyuv.dll.a
There is 9 files more in these RPM.