diff --git a/libtpms-0.7.3.tar.gz b/libtpms-0.7.3.tar.gz
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diff --git a/libtpms-1d392d4.tar.gz b/libtpms-1d392d4.tar.gz
new file mode 100644
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diff --git a/libtpms.spec b/libtpms.spec
index 32e2dd5047e0279c55c9ab20a8e6f2d7fcf2a432..c9710ae26e4df6e8271a294775c97c0dd927f5ce 100644
--- a/libtpms.spec
+++ b/libtpms.spec
@@ -1,8 +1,12 @@
 # --- libtpm rpm-spec ---
+%global gitdate     20200710
+%global gitcommit   1d392d466a14234b2c0751ed6c22491836691166
+%global gitshortcommit  %(c=%{gitcommit}; echo ${c:0:7})
+
 
 %define name      libtpms
-%define version   0.7.3
-%define release   1
+%define versionx   0.7.3
+%define release   2
 
 # Valid crypto subsystems are 'freebl' and 'openssl'
 %if "%{?crypto_subsystem}" == ""
@@ -14,12 +18,12 @@
 
 Summary: Library providing Trusted Platform Module (TPM) functionality
 Name:           %{name}
-Version:        %{version}
-Release:        %{release}%{?dist}
+Version:        %{versionx}
+Release:        2
 License:        BSD
 Group:          Development/Libraries
 Url:            http://github.com/stefanberger/libtpms
-Source:         libtpms-%{version}.tar.gz
+Source0:        %{url}/archive/%{gitcommit}/%{name}-%{gitshortcommit}.tar.gz
 Provides:       libtpms-%{crypto_subsystem} = %{version}-%{release}
 
 %if "%{crypto_subsystem}" == "openssl"
@@ -70,7 +74,7 @@ Libtpms header files and documentation.
 %attr(644, root, root) %{_mandir}/man3/*
 
 %prep
-%setup -q
+%autosetup -n %{name}-%{gitcommit}
 
 %build
 
@@ -112,6 +116,9 @@ rm -f $RPM_BUILD_ROOT%{_libdir}/libtpms.la
 %postun -p /sbin/ldconfig
 
 %changelog
+* Mon Sep 14 2020 jiangfangjie <jiangfangjie@huawei.com> - 0.7.3-2
+- update spec file including source0 and update source file 
+
 * Fri Aug 21 2020 jiangfangjie <jiangfangjie@huawei.com> - 0.7.3-1
 - Package init
 - Version of library is now 0.7.3