feat(build): add --updpkgsums option

This is useful so people who update patches etc. can update their checksums on building.
The functionality itself was already implemented for --pkgver, but was not available separately.

Fixes #168
Component: pkgctl build
Signed-off-by: Christian Heusel <christian@heusel.eu>

1 files changed, 3 insertions, 0 deletions

diff --git a/doc/man/pkgctl-build.1.asciidoc b/doc/man/pkgctl-build.1.asciidoc
index f68e7cf..2637ebc 100644
--- a/doc/man/pkgctl-build.1.asciidoc
+++ b/doc/man/pkgctl-build.1.asciidoc
@@ -59,6 +59,9 @@ PKGBUILD Options
 *--rebuild*::
 	Increment the current pkgrel variable
 
+*--updpkgsums*::
+	Regenerate the checksums
+
 *-e, --edit*::
 	Edit the PKGBUILD before building