GIT_INDEX_FILE="$dotest/patch-merge-tmp-index" \
git-write-tree >"$dotest/patch-merge-base+" &&
# index has the base tree now.
GIT_INDEX_FILE="$dotest/patch-merge-tmp-index" \
git-write-tree >"$dotest/patch-merge-base+" &&
# index has the base tree now.
GIT_AUTHOR_EMAIL="$(sed -n '/^Email/ s/Email: //p' "$dotest/info")"
GIT_AUTHOR_DATE="$(sed -n '/^Date/ s/Date: //p' "$dotest/info")"
SUBJECT="$(sed -n '/^Subject/ s/Subject: //p' "$dotest/info")"
GIT_AUTHOR_EMAIL="$(sed -n '/^Email/ s/Email: //p' "$dotest/info")"
GIT_AUTHOR_DATE="$(sed -n '/^Date/ s/Date: //p' "$dotest/info")"
SUBJECT="$(sed -n '/^Subject/ s/Subject: //p' "$dotest/info")"