$ git clone -n https://src.fedoraproject.org/rpms/R-flexiblas.git /var/lib/mock/f45-build-6055-346/root/chroot_tmpdir/scmroot/R-flexiblas
Cloning into '/var/lib/mock/f45-build-6055-346/root/chroot_tmpdir/scmroot/R-flexiblas'...
fatal: unable to access 'https://src.fedoraproject.org/rpms/R-flexiblas.git/': Failed to connect to src.fedoraproject.org port 443 after 3978 ms: Could not connect to server