util/release/build-release: Update tar command

Between GNU Tar 1.28 & 1.29, the files excluded by --exclude-vcs was
updated.  This breaks the reproducibility.  Instead, just manually
exclude the files to match what was excluded in v 1.28 and earlier.

Change-Id: Ie0717891506f4a6d750ff264f9cc2494a296265b
Signed-off-by: Martin Roth <martinroth@google.com>
Reviewed-on: https://review.coreboot.org/16900
Tested-by: build bot (Jenkins)
Reviewed-by: Philipp Deppenwiese <zaolin.daisuki@googlemail.com>
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
Reviewed-by: Patrick Georgi <pgeorgi@google.com>
diff --git a/util/release/build-release b/util/release/build-release
index 20fbfb6..895285e 100755
--- a/util/release/build-release
+++ b/util/release/build-release
@@ -56,8 +56,8 @@
 tstamp=$(git log --pretty=format:%ci -1)
 cd ..
 
-tar --sort=name --mtime="$tstamp" --owner=coreboot:1000 --group=coreboot:1000 --exclude-vcs --exclude="coreboot-${VERSION_NAME}/3rdparty/blobs" -cvf - "coreboot-${VERSION_NAME}" |xz -9 > "coreboot-${VERSION_NAME}.tar.xz"
-tar --sort=name --mtime="$tstamp" --owner=coreboot:1000 --group=coreboot:1000 --exclude-vcs -cvf - "coreboot-${VERSION_NAME}/3rdparty/blobs" |xz -9 > "coreboot-blobs-${VERSION_NAME}.tar.xz"
+tar --sort=name --mtime="$tstamp" --owner=coreboot:1000 --group=coreboot:1000 --exclude=*/.git --exclude=*/.gitignore --exclude="coreboot-${VERSION_NAME}/3rdparty/blobs" -cvf - "coreboot-${VERSION_NAME}" |xz -9 > "coreboot-${VERSION_NAME}.tar.xz"
+tar --sort=name --mtime="$tstamp" --owner=coreboot:1000 --group=coreboot:1000 --exclude=*/.git --exclude=*/.gitignore -cvf - "coreboot-${VERSION_NAME}/3rdparty/blobs" |xz -9 > "coreboot-blobs-${VERSION_NAME}.tar.xz"
 
 if [ -n "${GPG_KEY_ID}" ]; then
 	gpg2 --armor --local-user "$GPG_KEY_ID" --output "coreboot-${VERSION_NAME}.tar.xz.sig" --detach-sig "coreboot-${VERSION_NAME}.tar.xz"