$ git clone -n https://src.fedoraproject.org/rpms/kblocks.git /var/lib/mock/f38-build-704607-90037/root/chroot_tmpdir/scmroot/kblocks
Cloning into '/var/lib/mock/f38-build-704607-90037/root/chroot_tmpdir/scmroot/kblocks'...
error: RPC failed; curl 16 Error in the HTTP2 framing layer
fatal: the remote end hung up unexpectedly