Index: head/en_US.ISO8859-1/htdocs/releases/12.0R/Makefile
===================================================================
--- head/en_US.ISO8859-1/htdocs/releases/12.0R/Makefile	(revision 52734)
+++ head/en_US.ISO8859-1/htdocs/releases/12.0R/Makefile	(revision 52735)
@@ -1,77 +1,79 @@
 # $FreeBSD$
 
 .if exists(../Makefile.conf)
 .include "../Makefile.conf"
 .endif
 .if exists(../Makefile.inc)
 .include "../Makefile.inc"
 .endif
 .if exists(Makefile.hardware)
 .include "Makefile.hardware"
 .endif
 
 RELN_ROOT?=	${.CURDIR}
 
 DOCS=	announce.xml \
 	index.xml \
 	schedule.xml \
 	signatures.xml
 
 DATA=	announce.asc \
 	docbook.css
 
 SUBDIR=	errata readme relnotes installation
 
 .if exists(${SVN})
 SUBDIR+=hardware
 .endif
 
 # PGP-signed checksums
 
 _BIGIRON?=	amd64 \
 		i386 \
 		powerpc \
 		powerpc-powerpc64 \
 		powerpc-powerpcspe \
 		sparc64 \
 		arm64-aarch64
 
 _VMS?=		amd64 \
 		i386 \
 		arm64-aarch64
 
 _ARM_ARMV6?=	RPI-B
 
 _ARM_ARMV7?=	BANANAPI \
 		BEAGLEBONE \
 		CUBIEBOARD \
 		CUBIEBOARD2 \
 		CUBOX-HUMMINGBOARD \
 		GENERICSD \
 		PANDABOARD \
 		RPI2 \
 		WANDBOARD
 
 _ARM64_AARCH64?=PINE64 \
 		PINE64-LTS \
 		RPI3
 
+.if (${_BRANCH:MRC*} != "" || ${_BRANCH:MRELEASE*} != "")
 .for CHECKSUM in SHA512 SHA256
 . for _B in ${_BIGIRON}
 DATA+=		CHECKSUM.${CHECKSUM}-${THISRELEASE}-${_B}.asc
 . endfor
 . for _V in ${_VMS}
 DATA+=		CHECKSUM.${CHECKSUM}-${THISRELEASE}-${_V}-vm.asc
 . endfor
 . for _A in ${_ARM_ARMV6}
 DATA+=		CHECKSUM.${CHECKSUM}-${THISRELEASE}-arm-armv6-${_A}.asc
 . endfor
 . for _A in ${_ARM_ARMV7}
 DATA+=		CHECKSUM.${CHECKSUM}-${THISRELEASE}-arm-armv7-${_A}.asc
 . endfor
 . for _A in ${_ARM64_AARCH64}
 DATA+=		CHECKSUM.${CHECKSUM}-${THISRELEASE}-arm64-aarch64-${_A}.asc
 . endfor
 .endfor
+.endif # _BRANCH !RC* || RELEASE*
 
 .include "${DOC_PREFIX}/share/mk/web.site.mk"