$ git clone -n https://src.fedoraproject.org/rpms/astral.git /var/lib/mock/f42-build-866978-174619/root/chroot_tmpdir/scmroot/astral
Cloning into '/var/lib/mock/f42-build-866978-174619/root/chroot_tmpdir/scmroot/astral'...
$ git fetch origin 3fff20a42c6e24868dfc4038e879eedadebe9a85:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/astral
 * [new ref]         3fff20a42c6e24868dfc4038e879eedadebe9a85 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 3fff20a Update to 0.2.2 (RHBZ#2322278)