Generating files: org.gnome.Sdk.json os-release issue issue.net org.gnome.Platform.appdata.xml org.gnome.Sdk.appdata.xml... Done.
flatpak-builder --force-clean --require-changes --repo=/home/builder/flatpak-build-scripts/work/export/repo --arch=arm \
                        --subject="build of org.gnome.Sdk, `date`" \
                        --gpg-sign=0E254D57 sdk org.gnome.Sdk.json
Downloading sources
Starting build of org.gnome.Sdk
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Pruning cache