better description

dwarfs.spec

@@ -1,6 +1,6 @@
 Name:       dwarfs
 Version:    0.9.9
-Release:    2%{?dist}
+Release:    3%{?dist}
 Summary:    A fast high compression read-only file system
 URL:        https://github.com/mhx/dwarfs
 License:    GPLv3
@@ -15,7 +15,7 @@ Requires: zstd
 Requires: xz
 
 %description
-A fast high compression read-only file system
+The Deduplicating Warp-speed Advanced Read-only File System.
 
 %prep
 wget https://github.com/mhx/dwarfs/releases/download/v%{version}/dwarfs-%{version}-Linux-%{_arch}-clang.tar.xz
@@ -43,4 +43,4 @@ cp -vr dwarfs-%{version}-Linux-%{_arch}-clang/share/man/* %{buildroot}%{_mandir}
 %{_mandir}/man1/dwarfsextract.1.gz
 %{_mandir}/man1/mkdwarfs.1.gz
 
-%{_mandir}/man5/dwarfs-format.5.gz
+%{_mandir}/man5/dwarfs-format.5.gz