$ git clone -n https://src.fedoraproject.org/rpms/appstream.git /var/lib/mock/f33-build-632390-68144/root/chroot_tmpdir/scmroot/appstream
Cloning into '/var/lib/mock/f33-build-632390-68144/root/chroot_tmpdir/scmroot/appstream'...
$ git reset --hard 55c375eee78f34eb28a9d281b949d7f4a25aa2d4
HEAD is now at 55c375e Update to 0.14.5