How can i do this

[undeath]

Code:

cudaHashcat-lite64 -m100 -oOut.out --pw-min 4 --pw-max 8 --gpu-async --gpu-devices 1 -1 ?l?d?u [ur_hash] ?1?1?1?1?1?1?1?1

of course it doesn't crack.
100 = sha1
300 = mysql5