UPD:
repo "testing".

apt-cache show httrack:

Package: httrack
Version: 3.46.1-1
Installed-Size: 107
Maintainer: Xavier Roche <roche@httrack.com>
Architecture: i386
Depends: libc6 (>= 2.4), libhttrack2, zlib1g (>= 1:1.1.4)
Filename: pool/main/h/httrack/httrack_3.46.1-1_i386.deb
Size: 37954
MD5sum: 8dd2edbe996298e3a7d51b522bc42c2d
SHA1: 242538fc8115245e027e311739025db7481c7c8d
SHA256: 01957949b9dcd46c1295db63ba5b27184d747e8f4e662985fd17a10931ea6e0c