diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..c8b5b7c
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+SOURCES/Math-BigInt-1.999811.tar.gz
diff --git a/.perl-Math-BigInt.metadata b/.perl-Math-BigInt.metadata
new file mode 100644
index 0000000..ea41051
--- /dev/null
+++ b/.perl-Math-BigInt.metadata
@@ -0,0 +1 @@
+42fd2271c1cb29c36ee3662429c649ac5a159d46 SOURCES/Math-BigInt-1.999811.tar.gz
diff --git a/SOURCES/Math-BigInt-1.999811-Document-Math-BigInt-CalcEmu-requires-Math-BigInt.patch b/SOURCES/Math-BigInt-1.999811-Document-Math-BigInt-CalcEmu-requires-Math-BigInt.patch
new file mode 100644
index 0000000..860cf27
--- /dev/null
+++ b/SOURCES/Math-BigInt-1.999811-Document-Math-BigInt-CalcEmu-requires-Math-BigInt.patch
@@ -0,0 +1,30 @@
+From 03f021afa23bc841fd09b8de34b8d84d51b36e30 Mon Sep 17 00:00:00 2001
+From: =?UTF-8?q?Petr=20P=C3=ADsa=C5=99?= <ppisar@redhat.com>
+Date: Mon, 2 Dec 2013 10:10:56 +0100
+Subject: [PATCH] Document Math::BigInt::CalcEmu requires Math::BigInt
+MIME-Version: 1.0
+Content-Type: text/plain; charset=UTF-8
+Content-Transfer-Encoding: 8bit
+
+<https://rt.cpan.org/Public/Bug/Display.html?id=85015>
+
+Signed-off-by: Petr Písař <ppisar@redhat.com>
+---
+ lib/Math/BigInt/CalcEmu.pm | 1 +
+ 1 file changed, 1 insertion(+)
+
+diff --git a/lib/Math/BigInt/CalcEmu.pm b/lib/Math/BigInt/CalcEmu.pm
+index 69c02ca..feda9fa 100644
+--- a/lib/Math/BigInt/CalcEmu.pm
++++ b/lib/Math/BigInt/CalcEmu.pm
+@@ -292,6 +292,7 @@ Math::BigInt::CalcEmu - Emulate low-level math with BigInt code
+
+ =head1 SYNOPSIS
+
++ use Math::BigInt;
+ use Math::BigInt::CalcEmu;
+
+ =head1 DESCRIPTION
+--
+2.20.1
+
diff --git a/SPECS/perl-Math-BigInt.spec b/SPECS/perl-Math-BigInt.spec
new file mode 100644
index 0000000..16deeef
--- /dev/null
+++ b/SPECS/perl-Math-BigInt.spec
@@ -0,0 +1,194 @@
+# Run optional test
+%if ! (0%{?rhel})
+%bcond_without perl_Math_BigInt_enables_optional_test
+%else
+%bcond_with perl_Math_BigInt_enables_optional_test
+%endif
+
+Name: perl-Math-BigInt
+Epoch: 1
+%global cpan_version 1.999811
+# Keep 4-digit version to compete with perl.spec
+Version: %(echo %{cpan_version} | sed 's/\(\.....\)/\1./')
+Release: 6%{?dist}
+Summary: Arbitrary-size integer and float mathematics
+License: GPL+ or Artistic
+URL: http://search.cpan.org/dist/Math-BigInt/
+Source0: http://www.cpan.org/authors/id/P/PJ/PJACKLAM/Math-BigInt-%{cpan_version}.tar.gz
+# Document Math::BigInt::CalcEmu requires Math::BigInt, bug #1689912,
+# CPAN RT#85015, fixes in 1.999815 upstream by removing the module
+Patch0: Math-BigInt-1.999811-Document-Math-BigInt-CalcEmu-requires-Math-BigInt.patch
+BuildArch: noarch
+BuildRequires: make
+BuildRequires: perl-interpreter
+BuildRequires: perl-generators
+BuildRequires: perl(ExtUtils::MakeMaker) >= 6.76
+BuildRequires: perl(strict)
+BuildRequires: perl(warnings)
+BuildRequires: sed
+# Run-time:
+BuildRequires: perl(Carp)
+BuildRequires: perl(constant)
+BuildRequires: perl(Exporter)
+# File::Spec not used on recent perl
+BuildRequires: perl(integer)
+BuildRequires: perl(Math::Complex) >= 1.39
+BuildRequires: perl(overload)
+# Tests:
+BuildRequires: perl(base)
+BuildRequires: perl(Config)
+# Config::Tiny not used
+BuildRequires: perl(lib)
+# Module::Signature not used
+# Scalar::Util not used
+# Socket not used
+BuildRequires: perl(Test::More) >= 0.94
+%if %{with perl_Math_BigInt_enables_optional_test}
+# Optional tests:
+# This core module must be buildable without non-core modules at bootstrap.
+%if !%{defined perl_bootstrap}
+BuildRequires: perl(Test::Pod) >= 1.22
+BuildRequires: perl(Test::Pod::Coverage) >= 1.08
+BuildRequires: perl(Pod::Coverage) >= 0.18
+%endif
+%endif
+Requires: perl(:MODULE_COMPAT_%(eval "`perl -V:version`"; echo $version))
+Requires: perl(Math::Complex) >= 1.39
+Conflicts: perl < 4:5.22.0-347
+
+# Do not export unversioned module
+%global __provides_exclude %{?__provides_exclude:%__provides_exclude|}^perl\\(Math::BigInt\\)\\s*$
+
+%description
+This provides Perl modules for arbitrary-size integer and float mathematics.
+
+%prep
+%setup -q -n Math-BigInt-%{cpan_version}
+%patch0 -p1
+
+%build
+perl Makefile.PL INSTALLDIRS=vendor NO_PACKLIST=1
+make %{?_smp_mflags}
+
+%install
+make pure_install DESTDIR=$RPM_BUILD_ROOT
+%{_fixperms} $RPM_BUILD_ROOT/*
+
+%check
+make test
+
+%files
+%license LICENSE
+# NEW file is useless
+%doc BUGS CHANGES CREDITS examples GOALS HISTORY README TODO
+%{perl_vendorlib}/*
+%{_mandir}/man3/*
+
+%changelog
+* Fri Mar 29 2019 Jitka Plesnikova <jplesnik@redhat.com> - 1:1.9998.11-6
+- Document Math::BigInt::CalcEmu requires Math::BigInt (bug #1689912)
+ - Petr Pisar <ppisar@redhat.com>
+- Rebuild with enable hardening (bug #1636329)
+
+* Thu Feb 08 2018 Fedora Release Engineering <releng@fedoraproject.org> - 1:1.9998.11-5
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_28_Mass_Rebuild
+
+* Thu Jul 27 2017 Fedora Release Engineering <releng@fedoraproject.org> - 1:1.9998.11-4
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_27_Mass_Rebuild
+
+* Wed Jun 07 2017 Jitka Plesnikova <jplesnik@redhat.com> - 1:1.9998.11-3
+- Perl 5.26 re-rebuild of bootstrapped packages
+
+* Sat Jun 03 2017 Jitka Plesnikova <jplesnik@redhat.com> - 1:1.9998.11-2
+- Perl 5.26 rebuild
+
+* Fri Mar 17 2017 Petr Pisar <ppisar@redhat.com> - 1.9998.11-1
+- 1.999811 bump
+
+* Thu Mar 02 2017 Petr Pisar <ppisar@redhat.com> - 1.9998.10-1
+- 1.999810 bump
+
+* Mon Feb 13 2017 Petr Pisar <ppisar@redhat.com> - 1.9998.09-1
+- 1.999809 bump
+
+* Sat Feb 11 2017 Fedora Release Engineering <releng@fedoraproject.org> - 1.9998.08-2
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_26_Mass_Rebuild
+
+* Thu Jan 12 2017 Paul Howarth <paul@city-fan.org> - 1.9998.08-1
+- 1.999808 bump
+
+* Mon Jan 02 2017 Petr Pisar <ppisar@redhat.com> - 1.9998.07-1
+- 1.999807 bump
+
+* Wed Dec 14 2016 Jitka Plesnikova <jplesnik@redhat.com> - 1.9998.06-1
+- 1.999806 bump
+
+* Mon Dec 12 2016 Petr Pisar <ppisar@redhat.com> - 1.9998.05-1
+- 1.999805 bump
+
+* Fri Dec 09 2016 Petr Pisar <ppisar@redhat.com> - 1.9998.04-1
+- 1.999804 bump
+
+* Mon Dec 05 2016 Petr Pisar <ppisar@redhat.com> - 1.9998.03-1
+- 1.999803 bump
+
+* Thu Dec 01 2016 Petr Pisar <ppisar@redhat.com> - 1.9998.02-1
+- 1.999802 bump
+
+* Fri Nov 25 2016 Petr Pisar <ppisar@redhat.com> - 1.9998.01-1
+- 1.999801 bump
+
+* Fri Nov 18 2016 Petr Pisar <ppisar@redhat.com> - 1.9998.00-1
+- 1.999800 bump
+
+* Tue Nov 08 2016 Petr Pisar <ppisar@redhat.com> - 1.9997.27-1
+- 1.999727 bump
+
+* Mon Jul 18 2016 Petr Pisar <ppisar@redhat.com> - 1.9997.26-1
+- 1.999726 bump
+
+* Mon Jun 20 2016 Petr Pisar <ppisar@redhat.com> - 1.9997.24-1
+- 1.999724 bump
+
+* Wed Jun 15 2016 Petr Pisar <ppisar@redhat.com> - 1.9997.23-1
+- 1.999723 bump
+
+* Wed May 18 2016 Jitka Plesnikova <jplesnik@redhat.com> - 1.9997.22-3
+- Perl 5.24 re-rebuild of bootstrapped packages
+
+* Sat May 14 2016 Jitka Plesnikova <jplesnik@redhat.com> - 1.9997.22-2
+- Perl 5.24 rebuild
+
+* Wed Apr 27 2016 Petr Pisar <ppisar@redhat.com> - 1.9997.22-1
+- 1.999722 bump
+
+* Tue Apr 26 2016 Petr Pisar <ppisar@redhat.com> - 1.9997.20-1
+- 1.999720 bump
+
+* Mon Apr 18 2016 Petr Pisar <ppisar@redhat.com> - 1.9997.17-1
+- 1.999717 bump
+
+* Tue Apr 05 2016 Petr Pisar <ppisar@redhat.com> - 1.9997.16-1
+- 1.999716 bump
+
+* Thu Feb 04 2016 Fedora Release Engineering <releng@fedoraproject.org> - 1.9997.15-2
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_24_Mass_Rebuild
+
+* Wed Jan 06 2016 Petr Pisar <ppisar@redhat.com> - 1.9997.15-1
+- 1.999715 bump
+
+* Mon Jan 04 2016 Petr Pisar <ppisar@redhat.com> - 1.9997.14-1
+- 1.999714 bump
+
+* Mon Nov 16 2015 Petr Pisar <ppisar@redhat.com> - 1.9997.10-1
+- 1.999710 bump
+
+* Tue Nov 10 2015 Petr Pisar <ppisar@redhat.com> - 1.9997.09-1
+- 1.999709 bump
+
+* Thu Nov 05 2015 Petr Pisar <ppisar@redhat.com> - 1.9997.08-1
+- 1.999708 bump
+
+* Mon Nov 02 2015 Petr Pisar <ppisar@redhat.com> 1.9997.07-354
+- Specfile autogenerated by cpanspec 1.78.
+- Use bundled modules when bootstrapping