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

Provides :
libwebkit2gtk
libwebkit2gtk-4.0.so.37()(64bit)
webkitgtk4
webkitgtk4(x86-64)

Requires :

libgdk-3.so.0()(64bit)
libcairo-gobject.so.2()(64bit)
libxslt.so.1(LIBXML2_1.0.22)(64bit)
libxml2.so.2(LIBXML2_2.4.30)(64bit)
libpng15.so.15(PNG15_0)(64bit)
rtld(GNU_HASH)
libstdc++.so.6(GLIBCXX_3.4.11)(64bit)
libsecret-1.so.0()(64bit)
libgtk-3.so.0()(64bit)
libgnutls.so.28(GNUTLS_2_10)(64bit)
libgio-2.0.so.0()(64bit)
libenchant.so.1()(64bit)
libstdc++.so.6(GLIBCXX_3.4)(64bit)
webkitgtk4-jsc(x86-64) = 2.14.7-2.el7
libpangocairo-1.0.so.0()(64bit)
webkitgtk4-plugin-process-gtk2(x86-64) = 2.14.7-2.el7
libgstpbutils-1.0.so.0()(64bit)
libsqlite3.so.0()(64bit)
libnotify.so.4()(64bit)
libEGL.so.1()(64bit)
ld-linux-x86-64.so.2(GLIBC_2.3)(64bit)
libxslt.so.1(LIBXML2_1.0.24)(64bit)
libgobject-2.0.so.0()(64bit)
libgmodule-2.0.so.0()(64bit)
libXt.so.6()(64bit)
libXdamage.so.1()(64bit)
libxml2.so.2(LIBXML2_2.6.0)(64bit)
libharfbuzz.so.0()(64bit)
libxslt.so.1()(64bit)
geoclue2
libc.so.6(GLIBC_2.14)(64bit)
libc.so.6(GLIBC_2.2.5)(64bit)
libc.so.6(GLIBC_2.3.4)(64bit)
libgstvideo-1.0.so.0()(64bit)
libXrender.so.1()(64bit)
libxml2.so.2(LIBXML2_2.6.6)(64bit)
libjpeg.so.62(LIBJPEG_6.2)(64bit)
libharfbuzz-icu.so.0()(64bit)
rpmlib(FileDigests) <= 4.6.0-1
rpmlib(CompressedFileNames) <= 3.0.4-1
ld-linux-x86-64.so.2()(64bit)
libxml2.so.2()(64bit)
libgsttag-1.0.so.0()(64bit)
libsoup-2.4.so.1()(64bit)
libgstbase-1.0.so.0()(64bit)
libz.so.1(ZLIB_1.2.0)(64bit)
libgstapp-1.0.so.0()(64bit)
libc.so.6(GLIBC_2.4)(64bit)
libglib-2.0.so.0()(64bit)
libgdk_pixbuf-2.0.so.0()(64bit)
libwebp.so.4()(64bit)
libpng15.so.15()(64bit)
libc.so.6(GLIBC_2.11)(64bit)
libxslt.so.1(LIBXML2_1.1.9)(64bit)
libpango-1.0.so.0()(64bit)
libhyphen.so.0()(64bit)
libc.so.6()(64bit)
libstdc++.so.6(GLIBCXX_3.4.19)(64bit)
libxslt.so.1(LIBXML2_1.0.11)(64bit)
librt.so.1(GLIBC_2.2.5)(64bit)
libgnutls.so.28()(64bit)
librt.so.1()(64bit)
libGL.so.1()(64bit)
libjavascriptcoregtk-4.0.so.18()(64bit)
libm.so.6(GLIBC_2.2.5)(64bit)
libstdc++.so.6(CXXABI_1.3)(64bit)
libpthread.so.0(GLIBC_2.3.2)(64bit)
libgcc_s.so.1(GCC_3.0)(64bit)
rpmlib(PayloadIsXz) <= 5.2-1
libatk-1.0.so.0()(64bit)
libdl.so.2()(64bit)
libfontconfig.so.1()(64bit)
libstdc++.so.6(GLIBCXX_3.4.14)(64bit)
libgstreamer-1.0.so.0()(64bit)
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)
libgstaudio-1.0.so.0()(64bit)
libgstfft-1.0.so.0()(64bit)
libc.so.6(GLIBC_2.8)(64bit)
libXcomposite.so.1()(64bit)
libcairo.so.2()(64bit)
libc.so.6(GLIBC_2.7)(64bit)
libgcc_s.so.1(GCC_4.0.0)(64bit)
libwebkit2gtk-4.0.so.37()(64bit)
libstdc++.so.6(GLIBCXX_3.4.9)(64bit)
libm.so.6()(64bit)
libgcc_s.so.1()(64bit)
libdl.so.2(GLIBC_2.2.5)(64bit)
/sbin/ldconfig
libz.so.1()(64bit)
libfreetype.so.6()(64bit)

Content of RPM :
/usr/lib64/girepository-1.0/WebKit2-4.0.typelib
/usr/lib64/girepository-1.0/WebKit2WebExtension-4.0.typelib
/usr/lib64/libwebkit2gtk-4.0.so.37
/usr/lib64/libwebkit2gtk-4.0.so.37.14.14
/usr/lib64/webkit2gtk-4.0
/usr/lib64/webkit2gtk-4.0/injected-bundle
/usr/lib64/webkit2gtk-4.0/injected-bundle/libwebkit2gtkinjectedbundle.so
/usr/lib64/webkit2gtk-4.0/libicudata.so.57
/usr/lib64/webkit2gtk-4.0/libicudata.so.57.1
/usr/lib64/webkit2gtk-4.0/libicui18n.so.57
/usr/lib64/webkit2gtk-4.0/libicui18n.so.57.1
/usr/lib64/webkit2gtk-4.0/libicuuc.so.57
/usr/lib64/webkit2gtk-4.0/libicuuc.so.57.1
/usr/libexec/webkit2gtk-4.0
/usr/libexec/webkit2gtk-4.0/MiniBrowser
/usr/libexec/webkit2gtk-4.0/WebKitDatabaseProcess
/usr/libexec/webkit2gtk-4.0/WebKitNetworkProcess
/usr/libexec/webkit2gtk-4.0/WebKitPluginProcess
/usr/libexec/webkit2gtk-4.0/WebKitWebProcess
/usr/libexec/webkit2gtk-4.0/jsc
/usr/share/licenses/webkitgtk4-2.14.7
/usr/share/licenses/webkitgtk4-2.14.7/Source.ThirdParty.ANGLE.LICENSE
/usr/share/licenses/webkitgtk4-2.14.7/Source.ThirdParty.ANGLE.src.third_party.compiler.LICENSE
/usr/share/licenses/webkitgtk4-2.14.7/Source.ThirdParty.ANGLE.src.third_party.murmurhash.LICENSE
/usr/share/licenses/webkitgtk4-2.14.7/Source.WTF.icu.LICENSE
/usr/share/licenses/webkitgtk4-2.14.7/Source.WTF.wtf.dtoa.COPYING
/usr/share/licenses/webkitgtk4-2.14.7/Source.WTF.wtf.dtoa.LICENSE
/usr/share/licenses/webkitgtk4-2.14.7/Source.WebCore.LICENSE-APPLE
/usr/share/licenses/webkitgtk4-2.14.7/Source.WebCore.LICENSE-LGPL-2
/usr/share/licenses/webkitgtk4-2.14.7/Source.WebCore.LICENSE-LGPL-2.1
There is 51 files more in these RPM.