diff --git a/sdk_container/src/third_party/portage-stable/dev-python/setuptools-scm/Manifest b/sdk_container/src/third_party/portage-stable/dev-python/setuptools-scm/Manifest
index ddd6fc517f..db039bba50 100644
--- a/sdk_container/src/third_party/portage-stable/dev-python/setuptools-scm/Manifest
+++ b/sdk_container/src/third_party/portage-stable/dev-python/setuptools-scm/Manifest
@@ -1 +1,2 @@
 DIST setuptools_scm-8.2.0.tar.gz 77572 BLAKE2B 105ddebf318a1bc0d1f0ee0e5232f5af8a43a8ed0908bd6ffceb6ba188ff8640b681a0a98006f67cc8c2f82917e6e0565f8a1aba44e8d7ff29700e3d158dde22 SHA512 3f4c4eb8a3e4f71a29187486cdc00b1e9af9b577c55a58b5ad03e6c6bad50b638b2e23ed8ee3db739481f8380d126635b42213b16172e79ba9f6ec81ce774e27
+DIST setuptools_scm-8.2.1.tar.gz 78075 BLAKE2B e026c02cd172b6a7cbcea93c2ceeeaaff9912722063523b1f12039b7d9c147a9b5d1267e907867e27d8c8deb14e9d32e4c48cdf5683ec796a0c1fc01dabf1843 SHA512 4afa1bba1a9e3791be5b2cda945ee9c6a0d3b085a528ec9d74ca4e3649522d947594aade9e146164df3548a853aed96c62a14c617d38b50a7797f8e1f53f7ab1
diff --git a/sdk_container/src/third_party/portage-stable/dev-python/setuptools-scm/setuptools-scm-8.2.1.ebuild b/sdk_container/src/third_party/portage-stable/dev-python/setuptools-scm/setuptools-scm-8.2.1.ebuild
new file mode 100644
index 0000000000..b3466e7f8a
--- /dev/null
+++ b/sdk_container/src/third_party/portage-stable/dev-python/setuptools-scm/setuptools-scm-8.2.1.ebuild
@@ -0,0 +1,61 @@
+# Copyright 1999-2025 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+# please keep this ebuild at EAPI 8 -- sys-apps/portage dep
+EAPI=8
+
+DISTUTILS_USE_PEP517=standalone
+PYTHON_COMPAT=( python3_{10..13} python3_13t pypy3 pypy3_11 )
+
+inherit distutils-r1 pypi
+
+DESCRIPTION="Manage versions by scm tags via setuptools"
+HOMEPAGE="
+	https://github.com/pypa/setuptools-scm/
+	https://pypi.org/project/setuptools-scm/
+"
+
+LICENSE="MIT"
+SLOT="0"
+KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~hppa ~loong ~m68k ~mips ~ppc ~ppc64 ~riscv ~s390 ~sparc ~x86 ~amd64-linux ~x86-linux ~arm64-macos ~ppc-macos ~x64-macos ~x64-solaris"
+
+# there's an optional dep on rich for cute logs
+RDEPEND="
+	dev-python/packaging[${PYTHON_USEDEP}]
+	>=dev-python/setuptools-61[${PYTHON_USEDEP}]
+	$(python_gen_cond_dep '
+		>=dev-python/tomli-2.0.2[${PYTHON_USEDEP}]
+	' 3.10)
+"
+BDEPEND="
+	dev-python/setuptools[${PYTHON_USEDEP}]
+	test? (
+		dev-python/build[${PYTHON_USEDEP}]
+		dev-python/typing-extensions[${PYTHON_USEDEP}]
+		dev-vcs/git
+	)
+"
+
+distutils_enable_tests pytest
+
+python_test() {
+	local EPYTEST_DESELECT=(
+		# the usual nondescript gpg-agent failure
+		testing/test_git.py::test_git_getdate_signed_commit
+
+		# fetching from the Internet
+		testing/test_regressions.py::test_pip_download
+
+		# calls flake8, unpredictable
+		testing/test_functions.py::test_dump_version_flake8
+	)
+
+	if has_version dev-python/nose; then
+		EPYTEST_DESELECT+=(
+			# https://bugs.gentoo.org/892639
+			testing/test_integration.py::test_pyproject_support
+		)
+	fi
+
+	epytest
+}