$ git clone -n https://src.fedoraproject.org/rpms/ocaml-ppx-base.git /var/lib/mock/f39-build-1855389-42403/root/chroot_tmpdir/scmroot/ocaml-ppx-base
Cloning into '/var/lib/mock/f39-build-1855389-42403/root/chroot_tmpdir/scmroot/ocaml-ppx-base'...
error: RPC failed; HTTP 503 curl 22 The requested URL returned error: 503
fatal: the remote end hung up unexpectedly