Twin directories of X.Org:

[DIR]  ftp://ftp.kreonet.re.kr/OS/cygwin/release-2/X.Org/
[DIR]  ftp://ftp.kreonet.re.kr/OS/cygwin/release/X.Org/
[DIR]  ftp://ftp.fagskolen.gjovik.no/pub/cygwin/release-2/X.Org/
[DIR]  ftp://ftp.fagskolen.gjovik.no/pub/cygwin/release/X.Org/
[DIR]  ftp://ftp.li.kernel.org/pub/.3/sources.redhat.com/cygwinports/X11R7.5/X.Org/
[DIR]  ftp://ftp.uwa.edu.au/mirrors/cygwin/release-2/X.Org/
[DIR]  ftp://ftp.uwa.edu.au/mirrors/cygwin/release/X.Org/
[DIR]  ftp://ftp.lug.udel.edu/pub/cygwin/release-2/X.Org/
[DIR]  ftp://64.50.238.52/.1/cygwin/release-2/X.Org/
[DIR]  ftp://64.50.238.52/.1/cygwin/release/X.Org/
[DIR]  ftp://64.50.236.52/.1/cygwin/release/X.Org/
[DIR]  ftp://77.88.19.68/mirrors/ftp.cygwin.com/release-2/X.Org/
[DIR]  ftp://77.88.19.68/mirrors/ftp.cygwin.com/release/X.Org/
[DIR]  ftp://ftp.uni-kl.de/pub/cygwin/release/X.Org/
[DIR]  ftp://ftp.uni-kl.de/pub/cygwin/release-2/.unionfs/X.Org/
[DIR]  ftp://ftp.uni-kl.de/pub/cygwin/release-2/X.Org/
[DIR]  ftp://ftp.eq.uc.pt/pub/software/pc/prog/cygwin/release-2/X.Org/
[DIR]  ftp://ftp.iitm.ac.in/cygwin/release-2/.unionfs/X.Org/
[DIR]  ftp://ftp.iitm.ac.in/cygwin/release-2/X.Org/
[DIR]  ftp://ftp.iitm.ac.in/cygwin/release/X.Org/
[DIR]  ftp://204.152.191.39/sources.redhat.com/cygwin/release-2/.unionfs/X.Org/
[DIR]  ftp://ftp.cesnet.cz/.vol/ftp.xfree86.org/pub/mirror/X.Org/
[DIR]  ftp://ftp.esat.net/mirrors/.3/sources.redhat.com/pub/cygwin/release-2/X.Org/
[DIR]  ftp://ftp.esat.net/mirrors/.3/sources.redhat.com/pub/cygwin/release/X.Org/
[DIR]  ftp://ftp.su.se/pub/mirrors/cygwin.com/pub/cygwin/release/X.Org/
[DIR]  ftp://ftp.uni-siegen.de/pub/cygwin/release-2/X.Org/
[DIR]  ftp://ftp.uni-siegen.de/pub/cygwin/release/X.Org/
[DIR]  ftp://ftp.funet.fi/.m/mirrors2/sources.redhat.com/pub/cygwinports/X11R7.5/X.Org/
[DIR]  ftp://ftp.funet.fi/.m/mirrors2/sources.redhat.com/pub/cygwin/release/X.Org/
[DIR]  ftp://ftp.uvsq.fr/pub/cygwin/release/X.Org/
[DIR]  ftp://ftp.uvsq.fr/pub/cygwin/release-2/X.Org/
[DIR]  ftp://ftp.ens-cachan.fr/mirror/CygWin/release/X.Org/
[DIR]  ftp://ftp.ens-cachan.fr/mirror/CygWin/release-2/X.Org/
[DIR]  ftp://ftp.ro.debian.org/pub/mirrors/cygwin.com/release/X.Org/
[DIR]  ftp://ftp.ro.debian.org/pub/mirrors/cygwin.com/release-2/.unionfs/X.Org/
[DIR]  ftp://ftp.ro.debian.org/pub/mirrors/cygwin.com/release-2/X.Org/
[DIR]  ftp://128.118.2.96/pub/.mirrors/2/cygwin.com/cygwin/release/X.Org/
[DIR]  ftp://ftp.xfree86.org/pub/mirror/X.Org/
[DIR]  ftp://ftp.vcu.edu/pub/windows/cygwin/release-2/X.Org/
[DIR]  ftp://gcc.gnu.org/pub/cygwin/release-2/X.Org/
[DIR]  ftp://ftp.univie.ac.at/packages/cygwin/release-2/X.Org/
[DIR]  ftp://ftp.univie.ac.at/packages/cygwin/release/X.Org/
[DIR]  ftp://ftp.ussg.iu.edu/pub/cygwin/release/X.Org/
[DIR]  ftp://ftp.ussg.iu.edu/pub/cygwin/release-2/X.Org/
[DIR]  ftp://199.6.1.174/sources.redhat.com/cygwin/release-2/.unionfs/X.Org/
[DIR]  ftp://199.6.1.174/sources.redhat.com/cygwinports/release-2/X.Org/
[DIR]  ftp://199.6.1.174/sources.redhat.com/cygwin/release/X.Org/
[DIR]  ftp://130.239.17.6/sources.redhat.com/cygwin/release-2/.unionfs/X.Org/
[DIR]  ftp://130.239.17.6/sources.redhat.com/cygwinports/release-2/X.Org/
[DIR]  ftp://130.239.17.6/sources.redhat.com/cygwin/release/X.Org/