$ git clone -n https://src.fedoraproject.org/rpms/gnome-control-center.git /var/lib/mock/f39-build-1691835-41138/root/chroot_tmpdir/scmroot/gnome-control-center
Cloning into '/var/lib/mock/f39-build-1691835-41138/root/chroot_tmpdir/scmroot/gnome-control-center'...
error: RPC failed; curl 56 Recv failure: Connection reset by peer
fetch-pack: unexpected disconnect while reading sideband packet
fatal: early EOF
fatal: fetch-pack: invalid index-pack output