The fetch-crl utility will retrieve certificate revocation lists (CRLs)
for a set of installed trust anchors, based on crl_url files or IGTF-style
info files. It will install these for use with OpenSSL, NSS or third-party
tools.
ClosesHomebrew/homebrew#15269.
Signed-off-by: Adam Vandenberg <flangy@gmail.com>