SHA1 - Unable to use MD5 as a password

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see here:

Code:

root@ht:~/hashcat# echo -n test | md5sum                                                              
098f6bcd4621d373cade4e832627b4f6  -
root@ht:~/hashcat# echo -n 098f6bcd4621d373cade4e832627b4f6 | sha1sum
4028a0e356acc947fcd2bfbf00cef11e128d484a  -
root@ht:~/hashcat# ./hashcat -m 4700 4028a0e356acc947fcd2bfbf00cef11e128d484a -a 3 test --quiet
4028a0e356acc947fcd2bfbf00cef11e128d484a:test
root@ht:~/hashcat#