Perks:
sPerkModFileName
name of the mod the perks come from. Full name with extension

Example: Skyrim.esm

PerkLockFormID

formID of the perk, without load order index.
ID always needs to start with 0xFormID
Example: 0x51b1b

SpellLockPerkFormID

formID of the perk that locks the OnDodge spell, without load order index.
ID always needs to start with 0xFormID
(may be the same as the above)
Example: 0x51b1b

Spell:

sSpellModFileName

mod name from where the spell comes from. Full name with extension
Example: Skyrim.esm

OnDodgeSpellFormID

formID of the OnDodgeSpell that triggers when dodging is started, after the checks. without load order index.
Is locked behind a perk.
ID always needs to start with 0xFormID
Example: 0x5ad5c
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This example locks dodging behind the vanilla Custom Fit perk and if you have the perk, you automatically cast Oakflesh with every dodge.