$ git clone -n https://src.fedoraproject.org/rpms/flnet.git /var/lib/mock/f39-build-1533140-36226/root/chroot_tmpdir/scmroot/flnet
Cloning into '/var/lib/mock/f39-build-1533140-36226/root/chroot_tmpdir/scmroot/flnet'...
$ git fetch origin 5780a05c5ba5504b7378ef06f4269fcc1bd27892:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/flnet
 * [new ref]         5780a05c5ba5504b7378ef06f4269fcc1bd27892 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5780a05 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild