$ git clone -n https://src.fedoraproject.org/rpms/libnfnetlink.git /var/lib/mock/f40-build-2605446-63473/root/chroot_tmpdir/scmroot/libnfnetlink
Cloning into '/var/lib/mock/f40-build-2605446-63473/root/chroot_tmpdir/scmroot/libnfnetlink'...
$ git fetch origin 8a96d529465a1de5cf937fca634154885d94d9b4:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libnfnetlink
 * [new ref]         8a96d529465a1de5cf937fca634154885d94d9b4 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8a96d52 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild