HOMEPAGE was removed but SITES should have been too as the distfile 
doesn't fetch currently.

ok?

Index: Makefile
===================================================================
RCS file: /cvs/ports/textproc/clo++/Makefile,v
diff -u -p -u -r1.26 Makefile
--- Makefile	17 Apr 2024 16:43:47 -0000	1.26
+++ Makefile	20 May 2025 03:12:41 -0000
@@ -1,7 +1,7 @@
 COMMENT=	command line parser generator
 
 DISTNAME=	clo++-0.3.0
-REVISION=	7
+REVISION=	8
 CATEGORIES=	textproc
 
 # BSD
@@ -10,8 +10,6 @@ PERMIT_PACKAGE=	Yes
 WANTLIB += c iconv m pthread lzma ${COMPILER_LIBCXX} xml2>=6 z
 
 COMPILER =		base-clang ports-gcc base-gcc
-
-SITES=		${HOMEPAGE}/download/
 
 LIB_DEPENDS=	converters/libiconv \
 		textproc/libxml