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

Provides :
at-spi2-core-devel
at-spi2-core-devel(x86-32)
pkgconfig(atspi-2)

Requires :

rpmlib(FileDigests) <= 4.6.0-1
rpmlib(CompressedFileNames) <= 3.0.4-1
pkgconfig(glib-2.0)
pkgconfig(dbus-1)
/usr/bin/pkg-config
rpmlib(PayloadIsXz) <= 5.2-1
rpmlib(PayloadFilesHavePrefix) <= 4.0-1
at-spi2-core = 2.8.0-6.el7
libatspi.so.0

Content of RPM :
/usr/include/at-spi-2.0
/usr/include/at-spi-2.0/atspi
/usr/include/at-spi-2.0/atspi/atspi-accessible.h
/usr/include/at-spi-2.0/atspi/atspi-action.h
/usr/include/at-spi-2.0/atspi/atspi-application.h
/usr/include/at-spi-2.0/atspi/atspi-collection.h
/usr/include/at-spi-2.0/atspi/atspi-component.h
/usr/include/at-spi-2.0/atspi/atspi-constants.h
/usr/include/at-spi-2.0/atspi/atspi-device-listener-private.h
/usr/include/at-spi-2.0/atspi/atspi-device-listener.h
/usr/include/at-spi-2.0/atspi/atspi-document.h
/usr/include/at-spi-2.0/atspi/atspi-editabletext.h
/usr/include/at-spi-2.0/atspi/atspi-event-listener-private.h
/usr/include/at-spi-2.0/atspi/atspi-event-listener.h
/usr/include/at-spi-2.0/atspi/atspi-gmain.c
/usr/include/at-spi-2.0/atspi/atspi-gmain.h
/usr/include/at-spi-2.0/atspi/atspi-hyperlink.h
/usr/include/at-spi-2.0/atspi/atspi-hypertext.h
/usr/include/at-spi-2.0/atspi/atspi-image.h
/usr/include/at-spi-2.0/atspi/atspi-matchrule.h
/usr/include/at-spi-2.0/atspi/atspi-misc.h
/usr/include/at-spi-2.0/atspi/atspi-object.h
/usr/include/at-spi-2.0/atspi/atspi-private.h
/usr/include/at-spi-2.0/atspi/atspi-registry.h
/usr/include/at-spi-2.0/atspi/atspi-relation.h
/usr/include/at-spi-2.0/atspi/atspi-selection.h
/usr/include/at-spi-2.0/atspi/atspi-stateset.h
/usr/include/at-spi-2.0/atspi/atspi-table.h
/usr/include/at-spi-2.0/atspi/atspi-text.h
/usr/include/at-spi-2.0/atspi/atspi-types.h
There is 44 files more in these RPM.