$ git clone -n https://src.fedoraproject.org/rpms/nmap.git /var/lib/mock/f40-build-794357-139514/root/chroot_tmpdir/scmroot/nmap
Cloning into '/var/lib/mock/f40-build-794357-139514/root/chroot_tmpdir/scmroot/nmap'...
$ git fetch origin 2e17e85e10aef0eb52abe36b9d9352704aeccb6a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/nmap
 * [new ref]         2e17e85e10aef0eb52abe36b9d9352704aeccb6a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2e17e85 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild