Represents the known length of the id field, when
converted to a hex string. It is generally GIT_OID_SHA1_HEXSIZE, unless this
delta was created from reading a patch file, in which case it may be
abbreviated to something reasonable, like 7 characters.
Represents the known length of the id field, when converted to a hex string. It is generally GIT_OID_SHA1_HEXSIZE, unless this delta was created from reading a patch file, in which case it may be abbreviated to something reasonable, like 7 characters.