remove unneded sync

deps/Makefile

@@ -145,7 +145,7 @@ microhttpd: libmicrohttpd/libmicrohttpd/src/microhttpd/.libs/libmicrohttpd.a
 
 cityhash/cityhash/src/.libs/libcityhash.a:
 	cd cityhash && rm -rf cityhash-*/ || true
-	cd cityhash && tar -zxf cityhash-*.tar.gz && sync
+	cd cityhash && tar -zxf cityhash-*.tar.gz
 	cd cityhash/cityhash && cp ../config.guess . && chmod +x config.guess && cp ../config.sub . && chmod +x config.sub
 	cd cityhash/cityhash && ./configure && CC=${CC} CXX=${CXX} ${MAKE}
 
@@ -162,7 +162,7 @@ lz4: lz4/lz4/lib/liblz4.a
 
 clickhouse-cpp/clickhouse-cpp/clickhouse/libclickhouse-cpp-lib-static.a:
 	cd clickhouse-cpp && rm -rf clickhouse-cpp-*/ || true
-	cd clickhouse-cpp && tar -zxf v2.3.0.tar.gz && sync
+	cd clickhouse-cpp && tar -zxf v2.3.0.tar.gz
 	cd clickhouse-cpp && ln -fs clickhouse-cpp-*/ clickhouse-cpp
 	cd clickhouse-cpp/clickhouse-cpp && patch clickhouse/base/wire_format.h < ../wire_format.patch
 	cd clickhouse-cpp/clickhouse-cpp && cmake -DCMAKE_BUILD_TYPE=RelWithDebInfo .