!1 Init libb2

From: @East_x 
Reviewed-by: @peijiankang 
Signed-off-by: @peijiankang

libb2.spec

@@ -0,0 +1,63 @@
+%global with_check 1
+
+Name:    libb2
+Summary: C library providing BLAKE2b, BLAKE2s, BLAKE2bp, BLAKE2sp
+Version: 0.98.1
+Release: 1
+License: CC0
+URL:     https://blake2.net/
+Source0: https://github.com/BLAKE2/libb2/archive/v%{version}/libb2-%{version}.tar.gz
+
+BuildRequires: gcc
+BuildRequires: automake
+BuildRequires: libtool
+BuildRequires: make
+
+%description
+C library providing BLAKE2b, BLAKE2s, BLAKE2bp, BLAKE2sp.
+
+BLAKE2 is a cryptographic hash function faster than MD5, SHA-1, SHA-2,
+and SHA-3, yet is at least as secure as the latest standard SHA-3.
+
+%package        devel
+Summary:        Development files for the Blake2 library
+Requires:       %{name}%{?_isa} = %{version}-%{release}
+
+%description    devel
+%{summary}.
+
+%prep
+%autosetup -n libb2-%{version}
+
+# Force default cflags
+sed -e 's|CFLAGS=-O3|CFLAGS="%{optflags}"|g' -i configure.ac
+autoreconf -ivf
+
+%build
+%configure --disable-silent-rules --enable-static=no --enable-native=no
+%make_build
+
+%if 0%{with_check}
+%check
+make check
+%endif
+
+%install
+%make_install
+rm -f %{buildroot}%{_libdir}/*.la
+
+%ldconfig_scriptlets
+
+%files
+%license COPYING
+%{_libdir}/libb2.so.1
+%{_libdir}/libb2.so.1.*
+
+%files devel
+%{_libdir}/libb2.so
+%{_libdir}/pkgconfig/libb2.pc
+%{_includedir}/blake2.h
+
+%changelog
+* Tue Apr 25 2023 EastDong <xudong23@iscas.ac.cn> - 0.98.1-1
+- Init package

libb2.yaml

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+version_control: git
+src_repo: https://github.com/BLAKE2/libb2.git
+tag_prefix: "^v"
+separator: "."