$ git clone -n https://src.fedoraproject.org/rpms/c4project.git /var/lib/mock/f42-build-3283885-41400/root/chroot_tmpdir/scmroot/c4project
Cloning into '/var/lib/mock/f42-build-3283885-41400/root/chroot_tmpdir/scmroot/c4project'...
$ git fetch origin 80fd86cc63d7b93034bba644d1d7a24a6f167746:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/c4project
 * [new ref]         80fd86cc63d7b93034bba644d1d7a24a6f167746 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 80fd86c Update to 0^20250212gitb8e95ac (adds -Wundef)