$ git clone -n https://src.fedoraproject.org/rpms/poetry.git /var/lib/mock/f40-build-2365539-60375/root/chroot_tmpdir/scmroot/poetry
Cloning into '/var/lib/mock/f40-build-2365539-60375/root/chroot_tmpdir/scmroot/poetry'...
$ git fetch origin f1689b2f6ceca311cfdd7193912f769985070f61:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/poetry
 * [new ref]         f1689b2f6ceca311cfdd7193912f769985070f61 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f1689b2 Convert to %autorelease and %autochangelog