diff --git a/.gitignore b/.gitignore
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--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+/maybe-owned-0.3.4.crate
diff --git a/rust-maybe-owned.spec b/rust-maybe-owned.spec
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--- /dev/null
+++ b/rust-maybe-owned.spec
@@ -0,0 +1,88 @@
+# Generated by rust2rpm 17
+%bcond_without check
+%global debug_package %{nil}
+
+%global crate maybe-owned
+
+Name:           rust-%{crate}
+Version:        0.3.4
+Release:        1%{?dist}
+Summary:        Provides Rust enums MaybeOwned and MaybeOwnedMut
+
+# Upstream license specification: MIT OR Apache-2.0
+License:        MIT or ASL 2.0
+URL:            https://crates.io/crates/maybe-owned
+Source:         %{crates_source}
+
+ExclusiveArch:  %{rust_arches}
+%if %{__cargo_skip_build}
+BuildArch:      noarch
+%endif
+
+BuildRequires:  rust-packaging
+
+%global _description %{expand:
+Provides a `MaybeOwned` (and `MaybeOwnedMut`) type similar to std's `Cow` but
+it implements `From<T>` and `From<&'a T>` and does not require `ToOwned`.}
+
+%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
+%doc README.md
+%license LICENSE-APACHE LICENSE-MIT
+%{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
+
+%package     -n %{name}+serde-devel
+Summary:        %{summary}
+BuildArch:      noarch
+
+%description -n %{name}+serde-devel %{_description}
+
+This package contains library source intended for building other packages
+which use "serde" feature of "%{crate}" crate.
+
+%files       -n %{name}+serde-devel
+%ghost %{cargo_registry}/%{crate}-%{version_no_tilde}/Cargo.toml
+
+%prep
+%autosetup -n %{crate}-%{version_no_tilde} -p1
+%cargo_prep
+
+%generate_buildrequires
+%cargo_generate_buildrequires
+
+%build
+%cargo_build
+
+%install
+%cargo_install
+
+%if %{with check}
+%check
+%cargo_test
+%endif
+
+%changelog
+* Wed May 26 23:38:29 CEST 2021 Olivier Lemasle <o.lemasle@gmail.com> - 0.3.4-1
+- Initial package
diff --git a/sources b/sources
new file mode 100644
index 0000000..e8b321d
--- /dev/null
+++ b/sources
@@ -0,0 +1 @@
+SHA512 (maybe-owned-0.3.4.crate) = f81f195fea63cac6bbc0ec16e02dc450143eece534f7267fab04605a7630c248a4ef39eb2db07ad4acec3c1327d35d2c16e258f3e5ac8fb04ad6bf670f21d981