For example add into /etc/apt/sources.lists following lines: 

# some coment
deb http://www.cecak.cz/debian/lenny ./
[ICO]NameLast modifiedSizeDescription
[PARENTDIR]Parent Directory  -  
[ ]wine_1.2.2-0ubuntu1loc1_all.deb2010-12-09 20:53 39K 
[ ]wine1.2_1.2.2-0ubuntu1loc1_i386.deb2010-12-09 20:53 16M 
[ ]wine1.2-gecko_1.0.0-0ubuntu4loc1_i386.deb2011-03-30 23:06 7.7M 
[ ]wine1.2-dev_1.2.2-0ubuntu1loc1_i386.deb2010-12-09 20:37 2.1M 
[ ]wine1.2-dbg_1.2.2-0ubuntu1loc1_i386.deb2010-12-09 20:37 40K 
[ ]wine-gecko_1.2.2-0ubuntu1loc1_all.deb2010-12-09 20:37 39K 
[ ]wine-dev_1.2.2-0ubuntu1loc1_all.deb2010-12-09 20:37 39K 
[ ]ttf-symbol-replacement_1.2.2-0ubuntu1loc1_all.deb2010-12-09 20:37 57K 
[ ]tomcat6_6.0.20-7loc1_all.deb2010-12-09 20:37 26K 
[ ]tomcat6-user_6.0.20-7loc1_all.deb2010-12-09 20:37 21K 
[ ]tomcat6-examples_6.0.20-7loc1_all.deb2010-12-09 20:37 411K 
[ ]tomcat6-docs_6.0.20-7loc1_all.deb2010-12-09 20:37 482K 
[ ]tomcat6-common_6.0.20-7loc1_all.deb2010-12-09 20:37 36K 
[ ]tomcat6-admin_6.0.20-7loc1_all.deb2010-12-09 20:37 38K 
[ ]thinkfinger-tools_0.3+r118-0ubuntu4loc1_i386.deb2010-12-09 20:37 16K 
[ ]pidgin_2.5.5-1-loc1_i386.deb2010-12-09 20:37 689K 
[ ]pidgin-dev_2.5.5-1-loc1_all.deb2010-12-09 20:37 1.4M 
[ ]pidgin-dbg_2.5.5-1-loc1_i386.deb2010-12-09 20:37 5.3M 
[ ]pidgin-data_2.5.5-1-loc1_all.deb2010-12-09 20:37 6.9M 
[DIR]php4/2010-08-09 03:53 -  
[ ]maven-repo-helper_0.9-loc1_all.deb2010-12-09 20:37 56K 
[ ]linux-tools-2.6.32_2.6.32-36~bpo50+1_amd64.deb2016-12-18 07:01 316K 
[ ]linux-support-2.6.32-bpo.5_2.6.32-36~bpo50+1_all.deb2016-12-18 06:30 159K 
[ ]linux-source-2.6.32_2.6.32-36~bpo50+1_all.deb2016-12-18 06:30 62M 
[ ]linux-patch-debian-2.6.32_2.6.32-36~bpo50+1_all.deb2016-12-18 06:27 7.9M 
[ ]linux-manual-2.6.32_2.6.32-36~bpo50+1_all.deb2016-12-18 06:26 2.0M 
[ ]linux-libc-dev_2.6.32-36~bpo50+1_amd64.deb2016-12-18 07:00 825K 
[ ]linux-image-2.6.32-bpo.5-vserver-amd64_2.6.32-36~bpo50+1_amd64.deb2016-12-18 07:06 28M 
[ ]linux-image-2.6.32-bpo.5-vserver-amd64-dbg_2.6.32-36~bpo50+1_amd64.deb2016-12-18 07:12 370M 
[ ]linux-image-2.6.32-bpo.5-openvz-amd64_2.6.32-36~bpo50+1_amd64.deb2016-12-18 06:52 28M 
[ ]linux-image-2.6.32-bpo.5-openvz-amd64-dbg_2.6.32-36~bpo50+1_amd64.deb2016-12-18 06:59 426M 
[ ]linux-image-2.6.32-bpo.5-amd64_2.6.32-36~bpo50+1_amd64.deb2016-12-18 06:36 28M 
[ ]linux-image-2.6.32-bpo.5-amd64-dbg_2.6.32-36~bpo50+1_amd64.deb2016-12-18 06:45 360M 
[ ]linux-headers-2.6.32-bpo.5-vserver-amd64_2.6.32-36~bpo50+1_amd64.deb2016-12-18 07:12 519K 
[ ]linux-headers-2.6.32-bpo.5-openvz-amd64_2.6.32-36~bpo50+1_amd64.deb2016-12-18 07:00 540K 
[ ]linux-headers-2.6.32-bpo.5-common_2.6.32-36~bpo50+1_amd64.deb2016-12-18 06:45 3.7M 
[ ]linux-headers-2.6.32-bpo.5-common-vserver_2.6.32-36~bpo50+1_amd64.deb2016-12-18 07:13 3.8M 
[ ]linux-headers-2.6.32-bpo.5-common-openvz_2.6.32-36~bpo50+1_amd64.deb2016-12-18 07:00 3.8M 
[ ]linux-headers-2.6.32-bpo.5-amd64_2.6.32-36~bpo50+1_amd64.deb2016-12-18 06:45 516K 
[ ]linux-headers-2.6.32-bpo.5-all_2.6.32-36~bpo50+1_amd64.deb2016-12-18 07:00 143K 
[ ]linux-headers-2.6.32-bpo.5-all-amd64_2.6.32-36~bpo50+1_amd64.deb2016-12-18 07:00 143K 
[ ]linux-doc-2.6.32_2.6.32-36~bpo50+1_all.deb2016-12-18 06:24 5.7M 
[ ]linux-base_2.6.32-36~bpo50+1_all.deb2016-12-18 06:30 169K 
[ ]libtomcat6-java_6.0.20-7loc1_all.deb2010-12-09 20:37 2.8M 
[ ]libthinkfinger0_0.3+r118-0ubuntu4loc1_i386.deb2010-12-09 20:37 17K 
[ ]libthinkfinger-doc_0.3+r118-0ubuntu4loc1_all.deb2010-12-09 20:37 74K 
[ ]libthinkfinger-dev_0.3+r118-0ubuntu4loc1_i386.deb2010-12-09 20:37 18K 
[ ]libservlet2.5-java_6.0.20-7loc1_all.deb2010-12-09 20:37 179K 
[ ]libservlet2.5-java-doc_6.0.20-7loc1_all.deb2010-12-09 20:37 245K 
[ ]libpurple0_2.5.5-1-loc1_i386.deb2010-12-09 20:37 1.6M 
[ ]libpurple-dev_2.5.5-1-loc1_all.deb2010-12-09 20:37 282K 
[ ]libpurple-bin_2.5.5-1-loc1_all.deb2010-12-09 20:37 137K 
[ ]libpam-thinkfinger_0.3+r118-0ubuntu4loc1_i386.deb2010-12-09 20:37 17K 
[ ]libclamav6_0.98+dfsg-1loc1_amd64.deb2016-10-24 11:07 4.0M 
[ ]libclamav-dev_0.98+dfsg-1loc1_amd64.deb2016-10-24 11:07 226K 
[ ]kvm_84+dfsg-2loc1_amd64.deb2012-10-31 20:35 1.3M 
[ ]kvm_72+dfsg-5~lenny3-loc3_amd64.deb2010-12-09 20:37 1.1M 
[ ]kvm-source_84+dfsg-2loc1_all.deb2012-10-31 20:35 268K 
[ ]kvm-source_72+dfsg-5~lenny3-loc3_all.deb2010-12-09 20:37 155K 
[ ]kvm-dbg_84+dfsg-2loc1_amd64.deb2012-10-31 20:35 1.8M 
[ ]firmware-linux-free_2.6.32-36~bpo50+1_all.deb2016-12-18 06:30 148K 
[ ]finch_2.5.5-1-loc1_i386.deb2010-12-09 20:37 333K 
[ ]finch-dev_2.5.5-1-loc1_all.deb2010-12-09 20:37 162K 
[ ]clamav_0.98+dfsg-1loc1_amd64.deb2016-10-24 11:07 355K 
[ ]clamav_0.98+dfsg-1loc1_amd64.changes2016-10-24 11:07 4.5K 
[ ]clamav_0.98+dfsg-1loc1.dsc2016-10-24 11:02 1.3K 
[ ]clamav_0.98+dfsg-1loc1.diff.gz2016-10-24 11:02 283K 
[ ]clamav-testfiles_0.98+dfsg-1loc1_all.deb2016-10-24 11:07 5.0M 
[ ]clamav-milter_0.98+dfsg-1loc1_amd64.deb2016-10-24 11:07 359K 
[ ]clamav-freshclam_0.98+dfsg-1loc1_amd64.deb2016-10-24 11:07 325K 
[ ]clamav-docs_0.98+dfsg-1loc1_all.deb2016-10-24 11:07 1.3M 
[ ]clamav-dbg_0.98+dfsg-1loc1_amd64.deb2016-10-24 11:07 1.5M 
[ ]clamav-daemon_0.98+dfsg-1loc1_amd64.deb2016-10-24 11:07 432K 
[ ]clamav-base_0.98+dfsg-1loc1_all.deb2016-10-24 11:07 310K 
[DIR]build/2016-12-18 08:09 -  
[ ]bash_3.2-4.2_amd64.deb2014-10-06 22:13 627K 
[ ]bash-static_3.2-4.2_amd64.deb2014-10-06 22:10 760K 
[ ]bash-minimal_3.2-4.2_amd64.deb2014-10-06 22:10 229K 
[ ]bash-doc_3.2-4.2_all.deb2014-10-06 22:10 314K 
[ ]bash-builtins_3.2-4.2_amd64.deb2014-10-06 22:10 100K 
[ ]Packages.gz2016-12-18 08:10 18K 
[ ]Packages2016-12-18 08:10 90K 
[ ]Override2016-12-18 08:10 0  
[TXT]HEADER.html2010-12-09 20:37 151  
Apache/2.4 Server at www.cecak.cz Port 80