diff --git a/.gitignore b/.gitignore
index 23d3b7c..c37ca6b 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1,2 @@
-/gflags-2.2.2.tar.gz
+SOURCES/gflags-2.1.2.tar.gz
+/gflags-2.1.2.tar.gz
diff --git a/gflags-0001-Set-VERSION-property-of-library-targets-to-major.patch b/gflags-0001-Set-VERSION-property-of-library-targets-to-major.patch
new file mode 100644
index 0000000..5f72183
--- /dev/null
+++ b/gflags-0001-Set-VERSION-property-of-library-targets-to-major.patch
@@ -0,0 +1,18 @@
+From: Andreas Schuh <andreas.schuh.84@gmail.com>
+Date: Thu, 1 May 2014 20:16:16 +0100
+Subject: [PATCH] Set VERSION property of library targets to <major>.<minor>.
+
+
+diff --git a/CMakeLists.txt b/CMakeLists.txt
+index 54b5c35..756ddba 100644
+--- a/CMakeLists.txt
++++ b/CMakeLists.txt
+@@ -34,7 +34,7 @@ version_numbers (
+     PACKAGE_VERSION_PATCH
+ )
+ 
+-set (PACKAGE_SOVERSION "${PACKAGE_VERSION_MAJOR}")
++set (PACKAGE_SOVERSION "${PACKAGE_VERSION_MAJOR}.${PACKAGE_VERSION_MINOR}")
+ 
+ # ----------------------------------------------------------------------------
+ # options
diff --git a/gflags.spec b/gflags.spec
index 2ea1722..e551c79 100644
--- a/gflags.spec
+++ b/gflags.spec
@@ -1,20 +1,17 @@
 Name:           gflags
-Version:        2.2.2
-Release:        1%{?dist}
+Version:        2.1.2
+Release:        7%{?dist}
+Epoch:          1
 Summary:        Library for commandline flag processing
 
 Group:          Development/Tools
 License:        BSD
 URL:            https://gflags.github.io/gflags/
 Source0:        https://github.com/%{name}/%{name}/archive/v%{version}/%{name}-%{version}.tar.gz
-# These two are refered from a submodule in 2.2.2 tree, hence they
-# are not picked by git archive command so thats why we must put
-# them here:
-Source1:        index.html
-Source2:        designstyle.css
-Patch0:         gflags-fix_pkgconfig.patch
+Patch0:         gflags-0001-Set-VERSION-property-of-library-targets-to-major.patch
 BuildRequires:  gcc-c++
 BuildRequires:  cmake
+BuildRequires:  python2-setuptools
 
 %description
 The gflags package contains a library that implements commandline
@@ -27,7 +24,7 @@ they're used.
 Summary:        Development files for %{name}
 Group:          Development/Libraries
 
-Requires:       %{name}%{?_isa} = %{version}-%{release}
+Requires:       %{name}%{?_isa} = %{epoch}:%{version}-%{release}
 
 %description devel
 This package contains development files for %{name}.
@@ -35,14 +32,8 @@ This package contains development files for %{name}.
 %prep
 %autosetup -p1
 
-cp -v %{SOURCE1} ./doc
-cp -v %{SOURCE2} ./doc
-
 %build
-%cmake -DBUILD_TESTING:BOOL=ON \
-       -DINSTALL_HEADERS:BOOL=ON \
-       -DREGISTER_BUILD_DIR:BOOL=OFF \
-       -DREGISTER_INSTALL_PREFIX:BOOL=OFF
+%cmake -DBUILD_TESTING:BOOL=ON .
 %cmake_build
 
 %install
@@ -65,11 +56,14 @@ cp -v %{SOURCE2} ./doc
 %dir %{_includedir}/%{name}
 %{_includedir}/%{name}/*.h
 %{_libdir}/libgflags.so
-%{_libdir}/pkgconfig/gflags.pc
 %{_libdir}/libgflags_nothreads.so
 %{_libdir}/cmake/%{name}
 
 %changelog
+* Wed Feb 23 2022 Jiri Kucera <jkucera@redhat.com> - 1:2.1.2-7
+- Revert rebase back to 2.1.2
+  Related: #2035143
+
 * Fri Jan 21 2022 Jiri Kucera <jkucera@redhat.com> - 2.2.2-1
 - Rebase to gflags v2.2.2
   Resolves: #2035143
diff --git a/sources b/sources
index 2d0fe08..ea1546c 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (gflags-2.2.2.tar.gz) = 98c4703aab24e81fe551f7831ab797fb73d0f7dfc516addb34b9ff6d0914e5fd398207889b1ae555bac039537b1d4677067dae403b64903577078d99c1bdb447
+SHA512 (gflags-2.1.2.tar.gz) = f636023c1150e4d536d2d472e40d643ff0b02d3c96d8cb7f31544df23e6255fa6c4fd927ef94a3660c250d3faeae7d8d78519fc5e856749a577347a78d9d9ab5