$ git clone -n https://src.fedoraproject.org/rpms/perl-Gnome2-Wnck.git /var/lib/mock/f31-build-65100-29635/root/chroot_tmpdir/scmroot/perl-Gnome2-Wnck
Cloning into '/var/lib/mock/f31-build-65100-29635/root/chroot_tmpdir/scmroot/perl-Gnome2-Wnck'...
error: RPC failed; HTTP 404 curl 22 The requested URL returned error: 404 NOT FOUND
fatal: the remote end hung up unexpectedly