$ git clone -n https://src.fedoraproject.org/rpms/isoimagewriter.git /var/lib/mock/f40-build-2546600-61908/root/chroot_tmpdir/scmroot/isoimagewriter
Cloning into '/var/lib/mock/f40-build-2546600-61908/root/chroot_tmpdir/scmroot/isoimagewriter'...
$ git fetch origin e79e4f82b733c479c2de895dc3148ad762474f13:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/isoimagewriter
 * [new ref]         e79e4f82b733c479c2de895dc3148ad762474f13 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e79e4f8 24.02.0