Add build require gettext and fix test case test_save_as_mofile

(cherry picked from commit fa75feb119ad7e0f75a0047907278444c2a9124c)

msgfmt-dont-convert-the-messages-to-UTF-8-encoding.patch

@@ -0,0 +1,12 @@
+diff -Nur a/tests/tests.py b/tests/tests.py
+--- a/tests/tests.py	2023-02-24 01:02:41.000000000 +0800
++++ b/tests/tests.py	2024-06-06 11:09:59.961135920 +0800
+@@ -643,7 +643,7 @@
+             os.close(fd)
+             po = polib.pofile(reffile, autodetect_encoding=False, encoding=encoding)
+             po.save_as_mofile(tmpfile1)
+-            subprocess.call([msgfmt, '--no-hash', '-o', tmpfile2, reffile])
++            subprocess.call([msgfmt, '--no-convert', '--no-hash', '-o', tmpfile2, reffile])
+             try:
+                 f = open(tmpfile1, 'rb')
+                 s1 = f.read()

python-polib.spec

@@ -1,12 +1,13 @@
 Name:           python-polib
 Version:        1.2.0
-Release:        1
+Release:        2
 Summary:        A library to manipulate gettext files (po and mo files)
 License:        MIT
 URL:            https://pypi.org/project/polib/
 Source0:        https://pypi.python.org/packages/source/p/polib/polib-%{version}.tar.gz
+Patch0:         msgfmt-dont-convert-the-messages-to-UTF-8-encoding.patch
 
-BuildRequires:  python3-devel
+BuildRequires:  python3-devel gettext
 BuildArch:      noarch
 
 %description
@@ -42,6 +43,9 @@ rm -rf polib.egg-info
 %{python3_sitelib}/*
 
 %changelog
+* Thu Jun 6 2024 wangqiang <wangqiang1@kylinos.con> - 1.2.0-2
+- Add build require gettext, and fix test case test_save_as_mofile
+
 * Tue Aug 22 2023 wulei <wu_lei@hoperun.com> - 1.2.0-1
 - Update to 1.2.0