$ git clone -n https://src.fedoraproject.org/rpms/ghc-old-time.git /var/lib/mock/f40-build-742430-110760/root/chroot_tmpdir/scmroot/ghc-old-time
Cloning into '/var/lib/mock/f40-build-742430-110760/root/chroot_tmpdir/scmroot/ghc-old-time'...
error: RPC failed; curl 16 Error in the HTTP2 framing layer
fatal: the remote end hung up unexpectedly