diff -ruN libgit2.orig/Makefile libgit2/Makefile
--- libgit2.orig/Makefile	2015-01-24 01:32:12.000000000 +0400
+++ libgit2/Makefile	2015-04-11 13:29:38.000000000 +0400
@@ -1,25 +1,24 @@
 # $FreeBSD: head/devel/libgit2/Makefile 377075 2015-01-15 11:01:25Z wg $
 
 PORTNAME=	libgit2
-PORTVERSION=	0.21.1
-PORTREVISION=	1
+PORTVERSION=	0.22.2
 CATEGORIES=	devel
+DISTNAME=	${PORTNAME}-${DISTVERSIONFULL}
 
 MAINTAINER=	wg@FreeBSD.org
 COMMENT=	Portable, pure C implementation of the Git core
 
 LICENSE=	GPLv2
+LICENSE_FILE=	${WRKSRC}/COPYING
 
 USE_GITHUB=	yes
-GH_ACCOUNT=	libgit2
 GH_TAGNAME=	v${PORTVERSION}
-GH_COMMIT=	b4d00c1
 
-USES=		cmake python:build
+USES=		cmake pkgconfig python:build
 USE_LDCONFIG=	yes
 USE_OPENSSL=	yes
 
-PLIST_SUB=	SHLIB_VER=${PORTVERSION:R:E}
+PLIST_SUB=	SHLIB_VER=${PORTVERSION:R:E} SHLIB_VER2=${PORTVERSION}
 
 OPTIONS_DEFINE=	SSH THREADS
 OPTIONS_DEFAULT=SSH THREADS
@@ -41,7 +40,7 @@
 	@${REINPLACE_CMD} -e "s|/pkgconfig|/../libdata/pkgconfig|; \
 		/LIBGIT2_PC_REQUIRES.*zlib/ d" ${WRKSRC}/CMakeLists.txt
 .if defined(WITH_OPENSSL_BASE)
-	@${REINPLACE_CMD} -e "/LIBGIT2_PC_REQUIRES.*openssl/ d" \
+	@${SED} -i '.ssl' -e "/LIBGIT2_PC_REQUIRES.*openssl/ d" \
 		${WRKSRC}/CMakeLists.txt
 .endif
 
diff -ruN libgit2.orig/distinfo libgit2/distinfo
--- libgit2.orig/distinfo	2015-01-24 01:32:12.000000000 +0400
+++ libgit2/distinfo	2015-04-09 02:28:21.000000000 +0400
@@ -1,2 +1,2 @@
-SHA256 (libgit2-0.21.1.tar.gz) = 7faed833d59890ca11957610e020aef3d91e56027408e956d5eb3c9f35dbcb29
-SIZE (libgit2-0.21.1.tar.gz) = 3428317
+SHA256 (libgit2-0.22.2_GH0.tar.gz) = 3109f2579180d561fc736bad8bd917d7241477aab11633755c8a273beac53cdc
+SIZE (libgit2-0.22.2_GH0.tar.gz) = 3591643
diff -ruN libgit2.orig/pkg-plist libgit2/pkg-plist
--- libgit2.orig/pkg-plist	2015-01-24 01:32:12.000000000 +0400
+++ libgit2/pkg-plist	2015-04-09 02:37:50.000000000 +0400
@@ -1,4 +1,5 @@
 include/git2.h
+include/git2/annotated_commit.h
 include/git2/attr.h
 include/git2/blame.h
 include/git2/blob.h
@@ -11,9 +12,11 @@
 include/git2/common.h
 include/git2/config.h
 include/git2/cred_helpers.h
+include/git2/describe.h
 include/git2/diff.h
 include/git2/errors.h
 include/git2/filter.h
+include/git2/global.h
 include/git2/graph.h
 include/git2/ignore.h
 include/git2/index.h
@@ -27,10 +30,12 @@
 include/git2/odb.h
 include/git2/odb_backend.h
 include/git2/oid.h
+include/git2/oidarray.h
 include/git2/pack.h
 include/git2/patch.h
 include/git2/pathspec.h
 include/git2/push.h
+include/git2/rebase.h
 include/git2/refdb.h
 include/git2/reflog.h
 include/git2/refs.h
@@ -48,8 +53,8 @@
 include/git2/strarray.h
 include/git2/submodule.h
 include/git2/tag.h
-include/git2/threads.h
 include/git2/trace.h
+include/git2/transaction.h
 include/git2/transport.h
 include/git2/tree.h
 include/git2/types.h
@@ -60,12 +65,16 @@
 include/git2/sys/filter.h
 include/git2/sys/index.h
 include/git2/sys/mempack.h
+include/git2/sys/hashsig.h
 include/git2/sys/odb_backend.h
+include/git2/sys/openssl.h
 include/git2/sys/refdb_backend.h
 include/git2/sys/reflog.h
 include/git2/sys/refs.h
 include/git2/sys/repository.h
+include/git2/sys/stream.h
+include/git2/sys/transport.h
 lib/libgit2.so
-lib/libgit2.so.0.%%SHLIB_VER%%.0
 lib/libgit2.so.%%SHLIB_VER%%
+lib/libgit2.so.%%SHLIB_VER2%%
 libdata/pkgconfig/libgit2.pc