$ git clone -n https://src.fedoraproject.org/rpms/plexus-build-api0.git /var/lib/mock/f40-build-2675282-67809/root/chroot_tmpdir/scmroot/plexus-build-api0
Cloning into '/var/lib/mock/f40-build-2675282-67809/root/chroot_tmpdir/scmroot/plexus-build-api0'...
$ git fetch origin f65dcadf42b98e3e2481bfcc37fd8b76181ccf69:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/plexus-build-api0
 * [new ref]         f65dcadf42b98e3e2481bfcc37fd8b76181ccf69 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f65dcad bump of release for for java-21-openjdk as system jdk