$ git clone -n https://src.fedoraproject.org/rpms/rust-hyper-rustls.git /var/lib/mock/f38-build-side-42-init-devel-1064794-29775/root/chroot_tmpdir/scmroot/rust-hyper-rustls
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-1064794-29775/root/chroot_tmpdir/scmroot/rust-hyper-rustls'...
error: RPC failed; curl 16 Error in the HTTP2 framing layer
fatal: the remote end hung up unexpectedly