$ git clone -n https://src.fedoraproject.org/rpms/cairomm.git /var/lib/mock/f37-build-638524-70259/root/chroot_tmpdir/scmroot/cairomm
Cloning into '/var/lib/mock/f37-build-638524-70259/root/chroot_tmpdir/scmroot/cairomm'...
$ git reset --hard dbbbd7e070cae7b29b0ae32edb6c7c81e984f420
HEAD is now at dbbbd7e Update License field to SPDX