Architecture specific change in rpms/rust-cursive_buffered_backend.git

The package rpms/rust-cursive_buffered_backend.git has added or updated architecture specific content in its
spec file (ExclusiveArch/ExcludeArch or %ifarch/%ifnarch) in commit(s):
https://src.fedoraproject.org/cgit/rpms/rust-cursive_buffered_backend.git/co....

Change:
+ExclusiveArch:  %{rust_arches}

Thanks.

Full change:
============

commit 8cdf8c02faf8cb5164fbcf8e573010c6d38edbc3
Author: Davide Cavalca 
Date:   Mon Jun 28 09:34:51 2021 -0700

import #1972924

diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..c693b1e
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+/cursive_buffered_backend-0.5.0.crate
diff --git a/rust-cursive_buffered_backend.spec b/rust-cursive_buffered_backend.spec
new file mode 100644
index 0000000..56525f9
--- /dev/null
+++ b/rust-cursive_buffered_backend.spec
@@ -0,0 +1,78 @@
+# Generated by rust2rpm 17
+%bcond_without check
+%global debug_package %{nil}
+
+%global crate cursive_buffered_backend
+
+Name:           rust-%{crate}
+Version:        0.5.0
+Release:        1%{?dist}
+Summary:        Buffering backend for any Cursive backend
+
+# Upstream license specification: MIT
+License:        MIT
+URL:            https://crates.io/crates/cursive_buffered_backend
+Source:         %{crates_source}
+
+ExclusiveArch:  %{rust_arches}
+%if %{__cargo_skip_build}
+BuildArch:      noarch
+%endif
+
+BuildRequires:  rust-packaging
+BuildRequires:  sed
+
+%global _description %{expand:
+Buffering backend for any Cursive backend.}
+
+%description %{_description}
+
+%package        devel
+Summary:        %{summary}
+BuildArch:      noarch
+
+%description    devel %{_description}
+
+This package contains library source intended for building other packages
+which use "%{crate}" crate.
+
+%files          devel
+%license LICENSE
+%doc README.md
+%{cargo_registry}/%{crate}-%{version_no_tilde}/
+
+%package     -n %{name}+default-devel
+Summary:        %{summary}
+BuildArch:      noarch
+
+%description -n %{name}+default-devel %{_description}
+
+This package contains library source intended for building other packages
+which use "default" feature of "%{crate}" crate.
+
+%files       -n %{name}+default-devel
+%ghost %{cargo_registry}/%{crate}-%{version_no_tilde}/Cargo.toml
+
+%prep
+%autosetup -n %{crate}-%{version_no_tilde} -p1
+%cargo_prep
+# Fix end of line encoding
+sed -i 's/\r$//' README.md
+
+%generate_buildrequires
+%cargo_generate_buildrequires
+
+%build
+%cargo_build
+
+%install
+%cargo_install
+
+%if %{with check}
+%check
+%cargo_test
+%endif
+
+%changelog
+* Wed Jun 16 2021 Davide Cavalca  - 0.5.0-1
+- Initial package
diff --git a/sources b/sources
new file mode 100644
index 0000000..8f3963d
--- /dev/null
+++ b/sources
@@ -0,0 +1 @@
+SHA512 (cursive_buffered_backend-0.5.0.crate) = 5128c6cc87aacbfe72cc3bf68b02e7b970367f10b3f2609523d1fea5012f9bc06e639ef9d7c9381b3f26ee254295042b0a5cad858461524502ece962490827d6