Backport patch to neuter sysroot.readonly for FCOS

https://github.com/coreos/fedora-coreos-tracker/issues/488
https://github.com/ostreedev/ostree/pull/2108

ostree.spec

@@ -8,7 +8,7 @@
 Summary: Tool for managing bootable, immutable filesystem trees
 Name: ostree
 Version: 2020.3
-Release: 3%{?dist}
+Release: 4%{?dist}
 Source0: https://github.com/ostreedev/%{name}/releases/download/v%{version}/libostree-%{version}.tar.xz
 License: LGPLv2+
 URL: https://ostree.readthedocs.io/en/latest/
@@ -16,6 +16,7 @@ URL: https://ostree.readthedocs.io/en/latest/
 Patch0: 0001-lib-commit-Add-more-error-prefixing.patch
 Patch1: 0002-lib-Rename-function-for-staging-dir-check.patch
 Patch2: 0003-lib-commit-Check-that-dirent-is-a-directory-before-c.patch
+Patch3: 0001-switchroot-remount-Neuter-sysroot.readonly-for-now.patch
 
 BuildRequires: git
 # We always run autogen.sh
@@ -166,6 +167,11 @@ find %{buildroot} -name '*.la' -delete
 %endif
 
 %changelog
+* Thu May 21 2020 Jonathan Lebon <jonathan@jlebon.com> - 2020.3-4
+- Backport patch to neuter sysroot.readonly for FCOS
+  https://github.com/coreos/fedora-coreos-tracker/issues/488
+  https://github.com/ostreedev/ostree/pull/2108
+
 * Fri Apr 17 2020 Dusty Mabe <dusty@dustymabe.com> - 2020.3-3
 - Backport patchset that should help us with concurrently pulling
   https://github.com/ostreedev/ostree/pull/2077