$ git clone -n https://src.fedoraproject.org/rpms/libprelude.git /var/lib/mock/f40-build-2008144-45341/root/chroot_tmpdir/scmroot/libprelude
Cloning into '/var/lib/mock/f40-build-2008144-45341/root/chroot_tmpdir/scmroot/libprelude'...
$ git fetch origin 6107143388410f04b07f1da0aaeb47d391a58d96:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libprelude
 * [new ref]         6107143388410f04b07f1da0aaeb47d391a58d96 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6107143 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild