$ git clone -n https://src.fedoraproject.org/rpms/R-Cairo.git /var/lib/mock/f31-build-90861-32252/root/chroot_tmpdir/scmroot/R-Cairo
Cloning into '/var/lib/mock/f31-build-90861-32252/root/chroot_tmpdir/scmroot/R-Cairo'...
$ git reset --hard 5123e2d85ff180257c660870660732e1e41dd63a
HEAD is now at 5123e2d Remove explicit dependencies provided by automatic dependency generator.