$ git clone -n https://src.fedoraproject.org/rpms/vpnc.git /var/lib/mock/f39-build-1469529-33853/root/chroot_tmpdir/scmroot/vpnc
Cloning into '/var/lib/mock/f39-build-1469529-33853/root/chroot_tmpdir/scmroot/vpnc'...
$ git fetch origin 558b857e48d254557b83f523a2848e828b62dbf3:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/vpnc
 * [new ref]         558b857e48d254557b83f523a2848e828b62dbf3 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 558b857 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild