$ git clone -n https://src.fedoraproject.org/rpms/libXISF.git /var/lib/mock/f40-build-738296-107786/root/chroot_tmpdir/scmroot/libXISF
Cloning into '/var/lib/mock/f40-build-738296-107786/root/chroot_tmpdir/scmroot/libXISF'...
error: RPC failed; curl 16 Error in the HTTP2 framing layer
fatal: the remote end hung up unexpectedly