You cannot get BTCP without importing ZCL/BTC private keys to wallet with BTCP support (well you can, if your ZCL or BTC is at TradeSatoshi).

Useful information about the fork in this link.
https://www.reddit.com/r/BitcoinPrivate/comments/7xed60/please_read_zclassic_bitcoinprivate_snapshotfork/

For those who are wondering about exchange support.
Tradesatoshi - BTCP listing confirmed. Also support for ZCL and Bitcoin BTCP fork, if you transfer ZCL or Bitcoin here you'll receive BTCP. (Option for holding in wallet)
https://twitter.com/TradeSatoshi/status/967216067176169472

HitBTC - BTCP listing confirmed
https://support.btcprivate.org/324156-HitBTC-Announces-BTCP-Listing---Feb-26th-2018

KUCOIN - BTCP listing confirmed, also has BTC listed (if you hold Bitcoin here you should get BTCP).
https://news.kucoin.com/en/kucoins-statement-on-bitcoin-hard-fork-bitcoin-private-btcp/