$ git clone -n https://src.fedoraproject.org/rpms/reg.git /var/lib/mock/f33-build-356929-60126/root/chroot_tmpdir/scmroot/reg
Cloning into '/var/lib/mock/f33-build-356929-60126/root/chroot_tmpdir/scmroot/reg'...
error: RPC failed; HTTP 503 curl 22 The requested URL returned error: 503
fatal: the remote end hung up unexpectedly