$ git clone -n https://src.fedoraproject.org/rpms/powermanga.git /var/lib/mock/f39-build-1592256-38309/root/chroot_tmpdir/scmroot/powermanga
Cloning into '/var/lib/mock/f39-build-1592256-38309/root/chroot_tmpdir/scmroot/powermanga'...
$ git fetch origin bf821200cc3854c168003cf5fa79975dae35d5d7:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/powermanga
 * [new ref]         bf821200cc3854c168003cf5fa79975dae35d5d7 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at bf82120 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild