$ git clone -n https://src.fedoraproject.org/rpms/nip2.git /var/lib/mock/f40-build-2728426-73155/root/chroot_tmpdir/scmroot/nip2
Cloning into '/var/lib/mock/f40-build-2728426-73155/root/chroot_tmpdir/scmroot/nip2'...
$ git fetch origin 5a819f0443655f6fa06a01274952feb281dc9250:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/nip2
 * [new ref]         5a819f0443655f6fa06a01274952feb281dc9250 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5a819f0 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild