$ git clone -n https://src.fedoraproject.org/rpms/junit.git /var/lib/mock/f40-build-2715809-72529/root/chroot_tmpdir/scmroot/junit
Cloning into '/var/lib/mock/f40-build-2715809-72529/root/chroot_tmpdir/scmroot/junit'...
$ git fetch origin 49d340650127f967a8902fbfda09b5ae7fa7eb66:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/junit
 * [new ref]         49d340650127f967a8902fbfda09b5ae7fa7eb66 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 49d3406 Rebuilt for java-21-openjdk as system jdk