$ git clone -n https://src.fedoraproject.org/rpms/calibre.git /var/lib/mock/f33-build-197794-47306/root/chroot_tmpdir/scmroot/calibre
Cloning into '/var/lib/mock/f33-build-197794-47306/root/chroot_tmpdir/scmroot/calibre'...
$ git reset --hard de8e82a070be2985b6a0c83f28943b64c57a763d
HEAD is now at de8e82a rebuild (qt5)