diff --git a/.gitignore b/.gitignore
index 73528f3..e3255ef 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,9 +1,3 @@
 /azure-batch-10.0.0.zip
 /azure-batch-11.0.0.zip
 /azure-batch-12.0.0.zip
-/azure-batch-12.0.0.tgz
-/azure-batch-13.0.0.zip
-/azure-batch-14.0.0.zip
-/azure-batch-14.1.0.tar.gz
-/azure-batch-14.2.0.tar.gz
-/azure_batch-15.0.0b1.tar.gz
diff --git a/generate-source.sh b/generate-source.sh
deleted file mode 100755
index 8f106d0..0000000
--- a/generate-source.sh
+++ /dev/null
@@ -1,25 +0,0 @@
-#!/bin/bash
-set -euxo pipefail
-
-export VERSION=12.0.0
-export PACKAGE_NAME=azure-batch
-WORKING_DIR=$(pwd)
-
-# Download the release and unpack it.
-curl -LO https://github.com/Azure/azure-sdk-for-python/archive/refs/tags/${PACKAGE_NAME}_${VERSION}.tar.gz
-tar xzf ${PACKAGE_NAME}_${VERSION}.tar.gz
-
-# Find the package directory in the SDK release and the parent directory.
-PACKAGE_DIR=$(find azure-sdk-for-python-${PACKAGE_NAME}_${VERSION} -type d -name $PACKAGE_NAME)
-PARENT_DIR=$(dirname $PACKAGE_DIR)
-
-# Build a tarball with a prefix directory that contains the package name and
-# version. Store that in the directory where the script is running.
-pushd $PARENT_DIR
-    tar --transform "s/^${PACKAGE_NAME}/${PACKAGE_NAME}-${VERSION}/" -cz \
-        -f ${WORKING_DIR}/${PACKAGE_NAME}-${VERSION}.tgz $PACKAGE_NAME
-popd
-
-# Clean up.
-rm -f tar xzf ${PACKAGE_NAME}_${VERSION}.tar.gz
-rm -rf azure-sdk-for-python-${PACKAGE_NAME}_${VERSION}
\ No newline at end of file
diff --git a/python-azure-batch.spec b/python-azure-batch.spec
index 1746fc5..60f4e20 100644
--- a/python-azure-batch.spec
+++ b/python-azure-batch.spec
@@ -1,17 +1,16 @@
-# NOTE(mhayden): Upstream removed VCR cassettes required for tests 😢
+# NOTE(mhayden): The tests require network access to talk to some Azure
+# endpoints, so the tests are disabled for now. 😞
 %bcond_with     tests
 
 %global         srcname     azure-batch
-%global         tarball_name     azure_batch
 
 Name:           python-%{srcname}
-Version:        15.0.0~b1
-%global         pypi_version 15.0.0b1
+Version:        12.0.0
 Release:        %autorelease
 Summary:        Microsoft Azure Batch Client Library for Python
 License:        MIT
 URL:            https://pypi.org/project/%{srcname}/
-Source0:        %{pypi_source %{tarball_name} %{pypi_version}}
+Source0:        %{pypi_source %{srcname} %{version} zip}
 
 BuildArch:      noarch
 
@@ -25,7 +24,6 @@ BuildRequires:  python3dist(azure-mgmt-resource)
 BuildRequires:  python3dist(azure-sdk-tools)
 BuildRequires:  python3dist(pytest)
 BuildRequires:  python3dist(pytest-aiohttp)
-BuildRequires:  python3dist(python-dotenv)
 %endif
 
 %global _description %{expand:
@@ -36,16 +34,17 @@ Microsoft Azure Batch Client Library for Python}
 
 %package -n python3-%{srcname}
 Summary:        %{summary}
+Obsoletes:      python3-azure-sdk < 5.0.1
 
 %description -n python3-%{srcname} %{_description}
 
 
 %prep
-%autosetup -n %{tarball_name}-%{pypi_version}
+%autosetup -n %{srcname}-%{version}
 
 
 %generate_buildrequires
-%pyproject_buildrequires
+%pyproject_buildrequires -r
 
 
 %build
@@ -57,11 +56,9 @@ Summary:        %{summary}
 %pyproject_save_files azure
 
 
-%check
-%pyproject_check_import
-
 %if %{with tests}
-%pytest
+%check
+%pytest --disable-warnings
 %endif
 
 
diff --git a/sources b/sources
index 62c3158..d450352 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (azure_batch-15.0.0b1.tar.gz) = 7f72aaf98c3f3f9602bbeb0a6c3a0e5a27d1d1d3159e1b99f83ab404fe007e4baa3860e92278029c222a040a434305e11a61d790e960c15720bc1bbf39e9f4fe
+SHA512 (azure-batch-12.0.0.zip) = 65e2f0af942baf28fec2219e906ef776d032128bba8b1d062e984e632eb73c2807846510c7d248e5609121cd8e338ea0c56dcbd2ba448bba86cb33c79396ddfa