c7bcfc1c610a9553757830bcd538715f0e06ba97
For some reason, RHEL has gpgv, but Fedora doesn't. We need to detect which to use, since presumably Debian only has gpgv.
OSTree is a tool for managing bootable, immutable, versioned filesystem trees. While it takes over some of the roles of tradtional "package managers" like dpkg and rpm, it is not a package system; nor is it a tool for managing full disk images. Instead, it sits between those levels, offering a blend of the advantages (and disadvantages) of both.
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