$ git clone -n https://src.fedoraproject.org/rpms/reflections.git /var/lib/mock/f41-build-969545-17111/root/chroot_tmpdir/scmroot/reflections
Cloning into '/var/lib/mock/f41-build-969545-17111/root/chroot_tmpdir/scmroot/reflections'...
$ git fetch origin d368a1a80d0244996e077f95a98bb2ba0a1c9d8c:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/reflections
 * [new ref]         d368a1a80d0244996e077f95a98bb2ba0a1c9d8c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d368a1a Rebuilt for java-21-openjdk as system jdk