add the dependency required and update the package

tig.spec

@@ -1,27 +1,32 @@
 Name:    tig
-Version: 
+Version: 2.5.1
 Release: 0
 Summary: Tig is an ncurses-based text-mode interface for git and it functions mainly as a Git repository browser
-License: Open Source GPL License
+License: GPL v2
 URL: https://github.com/jonas/tig
-Source0: https://github.com/jonas/tig
+Source0: https://github.com/jonas/tig/releases/download/%{name}-%{version}/%{name}-%{version}.tar.gz
 
-BuildArch:	noarch
-
-BuildRequires: 
-BuildRequires: 	
+BuildRequires:  ncurses-devel, asciidoc
 
 %description
 Tig is an ncurses-based text-mode interface for git and it functions mainly as a Git repository browser.
 
 %prep
-%setup -q -n %{name}-%{version}/Unix
+%setup -q
 
 %build
-make
+%configure
+CFLAGS="$RPM_OPT_FLAGS -DVERSION=tig-%{version}-%{release}"
+%{__make} %{_smp_mflags} \
+	prefix=%{_prefix} \
+	all %{!?_without_docs: doc-man doc-html}
 
 %install
-make install DESTDIR="%{buildroot}"
+[ "$RPM_BUILD_ROOT" != "/" ] && rm -rf $RPM_BUILD_ROOT
+CFLAGS="$RPM_OPT_FLAGS -DVERSION=tig-%{version}-%{release}"
+%{__make} %{_smp_mflags} DESTDIR=$RPM_BUILD_ROOT \
+	prefix=%{_prefix} bindir=%{_bindir} mandir=%{_mandir} \
+	install %{!?_without_docs: install-doc-man}
 
 %pre
 %preun
@@ -31,12 +36,17 @@ make install DESTDIR="%{buildroot}"
 %check
 
 %files
-%license COPYING
-%doc AUTHORS NEWS README
-%{_bindir}/%{name}
-%{_mandir}/man1/%{name}.1*
+%defattr(-,root,root)
+%{_bindir}/*
+%{_sysconfdir}/*
+%doc README.adoc COPYING INSTALL.adoc NEWS.adoc contrib/tig-completion.bash contrib/tig-completion.zsh
+%{!?_without_docs: %{_mandir}/man1/*.1*}
+%{!?_without_docs: %{_mandir}/man5/*.5*}
+%{!?_without_docs: %{_mandir}/man7/*.7*}
+%{!?_without_docs: %doc doc/*.html}
+%{?_without_docs:  %doc doc/*.txt}
 
 %changelog
-* Sun Aug 23 2020 StrongTiger_001 <StrongTiger_001@isrc.iscas.ac.cn>
+* Sun Oct 25 2020 StrongTiger_001 <StrongTiger_001@isrc.iscas.ac.cn>
 - Package init