[MacPorts] #69916: PatchLocal wiki page / Step 6 should mention using `port destroot` to only build modified ports from source

[MacPorts]

#69916: PatchLocal wiki page / Step 6 should mention using `port destroot` to only
build modified ports from source
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 Reporter:  tobbi    |      Owner:  (none)
     Type:  request  |     Status:  new
 Priority:  Normal   |  Milestone:
Component:  wiki     |    Version:
 Keywords:           |       Port:
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 https://trac.macports.org/wiki/howto/PatchLocal#Step6:Makeitreal

 I asked on the macports IRC channel on Libera.Chat because I didn't want
 to build all the dependencies from source, yet the -s flag in the
 `install` command leads to exactly that:

 Here's what user "jmr" wrote:
 "<jmr> an alternative is to run 'port destroot' instead of 'port install',
 that will build the specified port from source but install its
 dependencies normally"

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Ticket URL: <https://trac.macports.org/ticket/69916>
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