$ git clone -n https://src.fedoraproject.org/rpms/apache-commons-pool.git /var/lib/mock/f40-build-2533906-61848/root/chroot_tmpdir/scmroot/apache-commons-pool
Cloning into '/var/lib/mock/f40-build-2533906-61848/root/chroot_tmpdir/scmroot/apache-commons-pool'...
$ git fetch origin c25b35d633a65b132cb5982fb4f888b43ec58e84:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/apache-commons-pool
 * [new ref]         c25b35d633a65b132cb5982fb4f888b43ec58e84 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c25b35d Rebuilt for java-21-openjdk as system jdk