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

Provides :
pkgconfig(webkit2gtk-4.0)
pkgconfig(webkit2gtk-web-extension-4.0)
webkitgtk4-devel
webkitgtk4-devel(x86-64)

Requires :

libgdk-3.so.0()(64bit)
libcairo-gobject.so.2()(64bit)
rtld(GNU_HASH)
libsecret-1.so.0()(64bit)
libgtk-3.so.0()(64bit)
libgio-2.0.so.0()(64bit)
libenchant.so.1()(64bit)
libpangocairo-1.0.so.0()(64bit)
pkgconfig(gtk+-3.0)
libgstpbutils-1.0.so.0()(64bit)
libsqlite3.so.0()(64bit)
libnotify.so.4()(64bit)
libEGL.so.1()(64bit)
libgobject-2.0.so.0()(64bit)
libgmodule-2.0.so.0()(64bit)
libXt.so.6()(64bit)
libXdamage.so.1()(64bit)
libharfbuzz.so.0()(64bit)
libxslt.so.1()(64bit)
libc.so.6(GLIBC_2.2.5)(64bit)
libgstvideo-1.0.so.0()(64bit)
libXrender.so.1()(64bit)
webkitgtk4-jsc-devel(x86-64) = 2.14.7-3.el7
libharfbuzz-icu.so.0()(64bit)
rpmlib(FileDigests) <= 4.6.0-1
rpmlib(CompressedFileNames) <= 3.0.4-1
libxml2.so.2()(64bit)
libgsttag-1.0.so.0()(64bit)
libsoup-2.4.so.1()(64bit)
libgstbase-1.0.so.0()(64bit)
libc.so.6(GLIBC_2.4)(64bit)
libgstapp-1.0.so.0()(64bit)
libgdk_pixbuf-2.0.so.0()(64bit)
libglib-2.0.so.0()(64bit)
pkgconfig(javascriptcoregtk-4.0)
libwebp.so.4()(64bit)
libpng15.so.15()(64bit)
libpango-1.0.so.0()(64bit)
libhyphen.so.0()(64bit)
libc.so.6()(64bit)
libgnutls.so.28()(64bit)
librt.so.1()(64bit)
libGL.so.1()(64bit)
libjavascriptcoregtk-4.0.so.18()(64bit)
rpmlib(PayloadIsXz) <= 5.2-1
libatk-1.0.so.0()(64bit)
libdl.so.2()(64bit)
libfontconfig.so.1()(64bit)
webkitgtk4-jsc(x86-64) = 2.14.7-3.el7
pkgconfig(glib-2.0)
libgstreamer-1.0.so.0()(64bit)
webkitgtk4(x86-64) = 2.14.7-3.el7
libX11.so.6()(64bit)
libjpeg.so.62()(64bit)
libstdc++.so.6()(64bit)
rpmlib(PayloadFilesHavePrefix) <= 4.0-1
libpthread.so.0(GLIBC_2.2.5)(64bit)
libpthread.so.0()(64bit)
libgstfft-1.0.so.0()(64bit)
libgstaudio-1.0.so.0()(64bit)
libXcomposite.so.1()(64bit)
pkgconfig(libsoup-2.4)
libcairo.so.2()(64bit)
/usr/bin/pkg-config
libwebkit2gtk-4.0.so.37()(64bit)
libm.so.6()(64bit)
libgcc_s.so.1()(64bit)
libfreetype.so.6()(64bit)
libz.so.1()(64bit)

Content of RPM :
/usr/include/webkitgtk-4.0
/usr/include/webkitgtk-4.0/webkit2
/usr/include/webkitgtk-4.0/webkit2/WebKitAuthenticationRequest.h
/usr/include/webkitgtk-4.0/webkit2/WebKitAutocleanups.h
/usr/include/webkitgtk-4.0/webkit2/WebKitBackForwardList.h
/usr/include/webkitgtk-4.0/webkit2/WebKitBackForwardListItem.h
/usr/include/webkitgtk-4.0/webkit2/WebKitColorChooserRequest.h
/usr/include/webkitgtk-4.0/webkit2/WebKitConsoleMessage.h
/usr/include/webkitgtk-4.0/webkit2/WebKitContextMenu.h
/usr/include/webkitgtk-4.0/webkit2/WebKitContextMenuActions.h
/usr/include/webkitgtk-4.0/webkit2/WebKitContextMenuItem.h
/usr/include/webkitgtk-4.0/webkit2/WebKitCookieManager.h
/usr/include/webkitgtk-4.0/webkit2/WebKitCredential.h
/usr/include/webkitgtk-4.0/webkit2/WebKitDefines.h
/usr/include/webkitgtk-4.0/webkit2/WebKitDownload.h
/usr/include/webkitgtk-4.0/webkit2/WebKitEditingCommands.h
/usr/include/webkitgtk-4.0/webkit2/WebKitEditorState.h
/usr/include/webkitgtk-4.0/webkit2/WebKitEnumTypes.h
/usr/include/webkitgtk-4.0/webkit2/WebKitError.h
/usr/include/webkitgtk-4.0/webkit2/WebKitFaviconDatabase.h
/usr/include/webkitgtk-4.0/webkit2/WebKitFileChooserRequest.h
/usr/include/webkitgtk-4.0/webkit2/WebKitFindController.h
/usr/include/webkitgtk-4.0/webkit2/WebKitFormSubmissionRequest.h
/usr/include/webkitgtk-4.0/webkit2/WebKitForwardDeclarations.h
/usr/include/webkitgtk-4.0/webkit2/WebKitFrame.h
/usr/include/webkitgtk-4.0/webkit2/WebKitGeolocationPermissionRequest.h
/usr/include/webkitgtk-4.0/webkit2/WebKitHitTestResult.h
/usr/include/webkitgtk-4.0/webkit2/WebKitInstallMissingMediaPluginsPermissionRequest.h
/usr/include/webkitgtk-4.0/webkit2/WebKitJavascriptResult.h
/usr/include/webkitgtk-4.0/webkit2/WebKitMimeInfo.h
There is 250 files more in these RPM.