$ git clone -n https://src.fedoraproject.org/rpms/maven-shade-plugin.git /var/lib/mock/f40-build-2670147-67300/root/chroot_tmpdir/scmroot/maven-shade-plugin
Cloning into '/var/lib/mock/f40-build-2670147-67300/root/chroot_tmpdir/scmroot/maven-shade-plugin'...
$ git fetch origin eef3434f20639cef0897ba2063d900c6ac244d42:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/maven-shade-plugin
 * [new ref]         eef3434f20639cef0897ba2063d900c6ac244d42 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at eef3434 Rebuilt for java-21-openjdk as system jdk