- The recent problem was:
===> Overriding tools for tamago-anthy-4.0nb20140221
===> Extracting for tamago-anthy-4.0nb20140221
Cloning into 'egg'...
fatal: The remote end hung up unexpectedly
fatal: early EOF
fatal: index-pack failed
*** Error code 128
-------------------------
We need following change 

Index: mk/git-package.mk
===================================================================
RCS file: /cvsroot/pkgsrc-wip/wip/mk/git-package.mk,v
retrieving revision 1.17
diff -u -r1.17 git-package.mk
--- mk/git-package.mk	11 Feb 2014 21:54:09 -0000	1.17
+++ mk/git-package.mk	21 Feb 2014 10:58:45 -0000
@@ -64,7 +64,7 @@
 
 _GIT_CMD=		git
 _GIT_ENV=		# empty
-_GIT_FLAGS=		--quiet --depth 1
+_GIT_FLAGS?=		--quiet --depth 1
 _GIT_TODAY_CMD=		${DATE} -u +'%Y-%m-%d'
 _GIT_TODAY=		${_GIT_TODAY_CMD:sh}
 _GIT_PKGVERSION_CMD=	${DATE} -u +'%Y.%m.%d'