$ git clone -n https://src.fedoraproject.org/rpms/apache-commons-modeler.git /var/lib/mock/f40-build-2528727-61827/root/chroot_tmpdir/scmroot/apache-commons-modeler
Cloning into '/var/lib/mock/f40-build-2528727-61827/root/chroot_tmpdir/scmroot/apache-commons-modeler'...
$ git fetch origin 619b0149bcbebd1bad474e91e9b3c0144a6f95d3:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/apache-commons-modeler
 * [new ref]         619b0149bcbebd1bad474e91e9b3c0144a6f95d3 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 619b014 Rebuilt for java-21-openjdk as system jdk