$ git clone -n https://src.fedoraproject.org/rpms/plexus-cipher.git /var/lib/mock/f40-build-2705668-71008/root/chroot_tmpdir/scmroot/plexus-cipher
Cloning into '/var/lib/mock/f40-build-2705668-71008/root/chroot_tmpdir/scmroot/plexus-cipher'...
$ git fetch origin 423ceed615038920650554a9a5f65c082838bfbb:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/plexus-cipher
 * [new ref]         423ceed615038920650554a9a5f65c082838bfbb -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 423ceed Rebuilt for java-21-openjdk as system jdk