Samba 4.1.17 for ReadyNAS Duo v1 (sparc)

hi, didn't get very far with install , and i'm new to Linux but have built a couple of raspberry Pi's.  Have downloaded the packages.gz file and placed it in root but get the following error   any advise or pointer appreciated .

Failed to fetch http://www.readynas.com/packages/4.1.16/Packages.gz 301 Moved P ermanently [IP: 13.224.228.89 80]
Reading Package Lists... Done
E: Some index files failed to download, they have been ignored, or old ones used instead.
MUSICNAS:~# apt-get install --reinstall grep perl perl-modules
Reading Package Lists... Done
Building Dependency Tree... Done
Reinstallation of perl is not possible, it cannot be downloaded.
Reinstallation of perl-modules is not possible, it cannot be downloaded.
The following packages will be upgraded:
grep
1 upgraded, 0 newly installed, 0 to remove and 69 not upgraded.
Need to get 171kB of archives.
After unpacking 16.4kB of additional disk space will be used.
Get:1 http://archive.debian.org sarge/main grep 2.5.1.ds1-4 [171kB]
Fetched 171kB in 0s (515kB/s)
(Reading database ... 10334 files and directories currently installed.)
Preparing to replace grep 2.4.2-3 (using .../grep_2.5.1.ds1-4_sparc.deb) ...
Unpacking replacement grep ...
Setting up grep (2.5.1.ds1-4) ...
W: Couldn't stat source package list http://www.readynas.com 4.1.16/ Packages (/ var/lib/apt/lists/www.readynas.com_packages_4.1.16_Packages) - stat (2 No such f ile or directory)