osc copypac from project:devel:languages:haskell:ghc-8.10.x package:ghc-hledger-lib revision:4, using keep-link

OBS-URL: https://build.opensuse.org/package/show/devel:languages:haskell/ghc-hledger-lib?expand=0&rev=3

ghc-hledger-lib.spec

@@ -19,12 +19,13 @@
 %global pkg_name hledger-lib
 %bcond_with tests
 Name:           ghc-%{pkg_name}
-Version:        1.18
+Version:        1.18.1
 Release:        0
 Summary:        A reusable library providing the core functionality of hledger
 License:        GPL-3.0-or-later
 URL:            https://hackage.haskell.org/package/%{pkg_name}
 Source0:        https://hackage.haskell.org/package/%{pkg_name}-%{version}/%{pkg_name}-%{version}.tar.gz
+Source1:        https://hackage.haskell.org/package/%{pkg_name}-%{version}/revision/1.cabal#/%{pkg_name}.cabal
 BuildRequires:  ghc-Cabal-devel
 BuildRequires:  ghc-Decimal-devel
 BuildRequires:  ghc-Glob-devel
@@ -95,6 +96,7 @@ This package provides the Haskell %{pkg_name} library development files.
 
 %prep
 %setup -q -n %{pkg_name}-%{version}
+cp -p %{SOURCE1} %{pkg_name}.cabal
 
 %build
 %ghc_lib_build