build: source the git utils to fix --rebuild
This also sources ./lib/util/git.sh
as it is used for the pkgrel check when the --rebuild
option is passed:
https://gitlab.archlinux.org/archlinux/devtools/-/blob/git-packages/src/lib/build/build.sh#L311
Signed-off-by: Christian Heusel christian@heusel.eu
Closes #122 (closed)