$ git clone -n https://src.fedoraproject.org/rpms/vboot-utils.git /var/lib/mock/f31-build-97915-33004/root/thebuilddir/tmp/scmroot/vboot-utils
Cloning into '/var/lib/mock/f31-build-97915-33004/root/thebuilddir/tmp/scmroot/vboot-utils'...
$ git reset --hard f5ff76ceeaa393fadf602dbf9e4a6195eccaf12f
HEAD is now at f5ff76c upstream 595108c0 snapshot