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

Provides :
rh-php56-php-dbg
rh-php56-php-dbg(x86-64)

Requires :

libc.so.6()(64bit)
rh-php56-php-common(x86-64) = 5.6.5-7.el6
libssl.so.10()(64bit)
libedit.so.0()(64bit)
libxml2.so.2(LIBXML2_2.4.30)(64bit)
libcrypt.so.1()(64bit)
rtld(GNU_HASH)
librt.so.1()(64bit)
libxml2.so.2(LIBXML2_2.6.11)(64bit)
libxml2.so.2(LIBXML2_2.5.2)(64bit)
libcrypto.so.10(OPENSSL_1.0.1_EC)(64bit)
libresolv.so.2()(64bit)
libk5crypto.so.3()(64bit)
libgssapi_krb5.so.2()(64bit)
libm.so.6(GLIBC_2.2.5)(64bit)
libncurses.so.5()(64bit)
libcom_err.so.2()(64bit)
rpmlib(PayloadIsXz) <= 5.2-1
libkrb5.so.3()(64bit)
libdl.so.2()(64bit)
libresolv.so.2(GLIBC_2.2.5)(64bit)
libxml2.so.2(LIBXML2_2.6.0)(64bit)
libc.so.6(GLIBC_2.2.5)(64bit)
libc.so.6(GLIBC_2.3.4)(64bit)
libssl.so.10(libssl.so.10)(64bit)
libstdc++.so.6()(64bit)
rpmlib(PayloadFilesHavePrefix) <= 4.0-1
libnsl.so.1()(64bit)
libc.so.6(GLIBC_2.8)(64bit)
rpmlib(CompressedFileNames) <= 3.0.4-1
rpmlib(FileDigests) <= 4.6.0-1
libxml2.so.2()(64bit)
libcrypto.so.10(OPENSSL_1.0.1)(64bit)
libc.so.6(GLIBC_2.7)(64bit)
libc.so.6(GLIBC_2.4)(64bit)
libm.so.6()(64bit)
libc.so.6(GLIBC_2.3)(64bit)
libc.so.6(GLIBC_2.11)(64bit)
libdl.so.2(GLIBC_2.2.5)(64bit)
libz.so.1()(64bit)
libcrypto.so.10(libcrypto.so.10)(64bit)
libcrypto.so.10()(64bit)

Content of RPM :
/opt/rh/rh-php56/root/usr/bin/phpdbg
/opt/rh/rh-php56/root/usr/share/doc/rh-php56-php-dbg-5.6.5
/opt/rh/rh-php56/root/usr/share/doc/rh-php56-php-dbg-5.6.5/CREDITS
/opt/rh/rh-php56/root/usr/share/doc/rh-php56-php-dbg-5.6.5/README.md
/opt/rh/rh-php56/root/usr/share/man/man1/phpdbg.1.gz