diff --git a/.gitignore b/.gitignore
index 5a47264..74164a0 100644
--- a/.gitignore
+++ b/.gitignore
@@ -5,9 +5,3 @@
 /age-1.1.0-rc.1.tar.gz
 /age-1.1.1.tar.gz
 /age-1.2.0.tar.gz
-/age-1.2.1.tar.gz
-/age-1.2.1-vendor.tar.bz2
-/age-1.3.0.tar.gz
-/age-1.3.0-vendor.tar.bz2
-/age-1.3.1-vendor.tar.bz2
-/age-1.3.1.tar.gz
diff --git a/.packit.yaml b/.packit.yaml
deleted file mode 100644
index 3dda84b..0000000
--- a/.packit.yaml
+++ /dev/null
@@ -1,35 +0,0 @@
-specfile_path: age.spec
-
-upstream_package_name: age
-upstream_project_url: https://github.com/FiloSottile/age
-downstream_package_name: age
-
-upstream_tag_template: v{version}
-
-jobs:
-
-- job: pull_from_upstream
-  trigger: release
-  dist_git_branches:
-    - rawhide
-
-- job: koji_build
-  trigger: commit
-  dist_git_branches:
-    - rawhide
-
-actions:
-  post-modifications:
-    # https://fedora.gitlab.io/sigs/go/go-vendor-tools/scenarios/#manual-update
-    - |
-      sh -xeuc "
-        cd $PACKIT_DOWNSTREAM_REPO
-        export GOTOOLCHAIN=auto
-        go_vendor_archive create --config go-vendor-tools.toml age.spec
-        go_vendor_license \
-          --config go-vendor-tools.toml \
-          --path age.spec \
-          report \
-          --verify-spec
-      "
-create_sync_note: false
diff --git a/age.spec b/age.spec
index b6dd710..15d219a 100644
--- a/age.spec
+++ b/age.spec
@@ -1,75 +1,94 @@
-# Generated by go2rpm 1.18.0
+# Generated by go2rpm 1.14.0
 %bcond check 1
+%bcond bootstrap 0
+
+%if %{with bootstrap}
+%global debug_package %{nil}
+%endif
+
+%if %{with bootstrap}
+%global __requires_exclude %{?__requires_exclude:%{__requires_exclude}|}^golang\\(.*\\)$
+%endif
 
 # https://github.com/FiloSottile/age
 %global goipath         filippo.io/age
 %global forgeurl        https://github.com/FiloSottile/age
-Version:                1.3.1
+Version:                1.2.0
 
 %gometa -L -f
 
+%global common_description %{expand:
+A simple, modern and secure encryption tool (and Go library) with small
+explicit keys, no config options, and UNIX-style composability.}
+
+%global golicenses      LICENSE
+%global godocs          AUTHORS README.md
 
 Name:           age
 Release:        %autorelease
 Summary:        Simple, modern and secure encryption tool
 
-# Generated by go-vendor-tools
-# https://github.com/C2SP/CCTV/issues/14
-# vendor/c2sp.org/CCTV/age/internal is not packaged
-License:        BSD-3-Clause AND (0BSD OR CC0-1.0 OR Unlicense)
+License:        BSD-3-Clause
 URL:            %{gourl}
-Source0:        %{gosource}
-# Generated by go-vendor-tools
-Source1:        %{archivename}-vendor.tar.bz2
-Source2:        go-vendor-tools.toml
+Source:         %{gosource}
 
-BuildRequires:  go-vendor-tools
+%description %{common_description}
 
-%description
-A simple, modern and secure encryption tool (and Go library) with small
-explicit keys, no config options, and UNIX-style composability.
+%gopkg
 
 %prep
 %goprep -A
-%setup -q -T -D -a1 %{forgesetupargs}
 %autopatch -p1
 
-%generate_buildrequires
-%go_vendor_license_buildrequires -c %{S:2}
+# To avoid extra dep on c2sp.org/CCTV/age
+rm -rfv testkit_test.go
 
+%if %{without bootstrap}
+%generate_buildrequires
+%go_generate_buildrequires
+%endif
+
+%if %{without bootstrap}
 %build
-%global gomodulesmode GO111MODULE=on
-GO_LDFLAGS="-X main.Version=%{version}"
-for cmd in cmd/{age,age-keygen,age-inspect} ; do
+for cmd in cmd/* ; do
   %gobuild -o %{gobuilddir}/bin/$(basename $cmd) %{goipath}/$cmd
 done
+%endif
 
 %install
-%go_vendor_license_install -c %{S:2}
+%gopkginstall
+%if %{without bootstrap}
 install -m 0755 -vd                     %{buildroot}%{_bindir}
 install -m 0755 -vp %{gobuilddir}/bin/* %{buildroot}%{_bindir}/
 
 mkdir -p %{buildroot}%{_mandir}/man1
 install -m 644 doc/%{name}.1 %{buildroot}%{_mandir}/man1/
 install -m 644 doc/age-keygen.1 %{buildroot}%{_mandir}/man1/
-install -m 644 doc/age-inspect.1 %{buildroot}%{_mandir}/man1/
-
-%check
-%go_vendor_license_check -c %{S:2}
-%if %{with check}
-%gotest ./...
 %endif
 
-%files -f %{go_vendor_license_filelist}
-%license vendor/modules.txt
-%doc doc README.md
-%{_bindir}/age
-%{_bindir}/age-inspect
-%{_bindir}/age-keygen
-%{_mandir}/man1/age.1*
-%{_mandir}/man1/age-inspect.1*
-%{_mandir}/man1/age-keygen.1*
+%if %{without bootstrap}
+%if %{with check}
+%check
+%ifarch s390x
+for test in "TestScript" \
+; do
+awk -i inplace '/^func.*'"$test"'\(/ { print; print "\tt.Skip(\"disabled failing test\")"; next}1' $(grep -rl $test)
+done
+%endif
+%gocheck
+%endif
+%endif
 
+%if %{without bootstrap}
+%files
+%license LICENSE
+%doc doc AUTHORS README.md
+%{_bindir}/age
+%{_bindir}/age-keygen
+%{_mandir}/man1/*
+%endif
+
+%gopkgfiles
 
 %changelog
 %autochangelog
diff --git a/go-vendor-tools.toml b/go-vendor-tools.toml
deleted file mode 100644
index 9c9f1d2..0000000
--- a/go-vendor-tools.toml
+++ /dev/null
@@ -1,9 +0,0 @@
-
-[archive]
-
-[licensing]
-detector = "askalono"
-[[licensing.licenses]]
-path = "vendor/c2sp.org/CCTV/age/README.md"
-sha256sum = "fdbd4b06044f3803c72bdaf2df7681fdce3a45a326a2898e75640eae906606ad"
-expression = "0BSD OR CC0-1.0 OR Unlicense"
diff --git a/sources b/sources
index 65f5af2..49df8a8 100644
--- a/sources
+++ b/sources
@@ -1,2 +1 @@
-SHA512 (age-1.3.1-vendor.tar.bz2) = c0863d04a2206e4f18ffb4d3b0429fc33685e4e7be1ffac7eca2218af590218ad62776fe11f60258092921f3aafffd6962d720eeeb6dd0ea68a14b39730c3908
-SHA512 (age-1.3.1.tar.gz) = 95bb8049de36630f0b128c9626427646e5d4d76e35b6bd6790e29cf3f69fb2a0266ac7786616f56fe9bf378a81c1f3edc17fd9eba197286041b970944898504c
+SHA512 (age-1.2.0.tar.gz) = fddc7e6a68115d52f4b98957ef87a82cbf634ba38a028fb113370392d88af3e8b32991baabc1595280ecbd8e44bbc88dcea93e7336e7ffa2cbccfea0c953842f