allow to sign tarball commits with --git-gpg-sign=KEYID (Closes: #913772)

3 jobs for master-tmp in 2 minutes and 52 seconds (queued for 3 seconds)
latest
Status Job ID Name Coverage
  Test
passed #385711
stable

00:02:34

passed #385710
testing

00:02:44

passed #385709
unstable

00:02:52