$ git clone -n https://src.fedoraproject.org/rpms/libpasastro.git /var/lib/mock/f45-build-16747-490/root/chroot_tmpdir/scmroot/libpasastro
Cloning into '/var/lib/mock/f45-build-16747-490/root/chroot_tmpdir/scmroot/libpasastro'...
$ git fetch origin e94bebb25904ce74f2687ac0d9c4fbd0b59e11f3:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libpasastro
 * [new ref]         e94bebb25904ce74f2687ac0d9c4fbd0b59e11f3 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e94bebb Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild