download: add mirror alias for Debian

Add an alias for Debian packages and download them from the Debian
mirror redirector.

Signed-off-by: David Bauer <mail@david-bauer.net>

tools/fakeroot/Makefile

@@ -9,7 +9,7 @@ PKG_VERSION:=1.25.3
 PKG_RELEASE:=1
 
 PKG_SOURCE:=$(PKG_NAME)_$(PKG_VERSION).orig.tar.gz
-PKG_SOURCE_URL:=http://deb.debian.org/debian/pool/main/f/fakeroot
+PKG_SOURCE_URL:=@DEBIAN/pool/main/f/fakeroot
 PKG_HASH:=8e903683357f7f5bcc31b879fd743391ad47691d4be33d24a76be3b6c21e956c
 PKG_LICENSE:=GPL-3.0-or-later
 PKG_LICENSE_FILES:=COPYING

tools/mklibs/Makefile

@@ -10,7 +10,7 @@ PKG_NAME:=mklibs
 PKG_VERSION:=0.1.44
 
 PKG_SOURCE:=$(PKG_NAME)_$(PKG_VERSION).tar.xz
-PKG_SOURCE_URL:=http://ftp.de.debian.org/debian/pool/main/m/mklibs/
+PKG_SOURCE_URL:=@DEBIAN/pool/main/m/mklibs/
 PKG_HASH:=3af0b6bd35e5b6fc58d8b68827fbae2ff6b7e20dd2b238ccb9b49d84722066c2
 
 HOST_FIXUP:=autoreconf