$ git clone -n https://src.fedoraproject.org/rpms/libnxt.git /var/lib/mock/f38-build-718569-96741/root/chroot_tmpdir/scmroot/libnxt
Cloning into '/var/lib/mock/f38-build-718569-96741/root/chroot_tmpdir/scmroot/libnxt'...
$ git fetch origin 959fd05e2c9ed76460a8af47e22161ee1b9692a8:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libnxt
 * [new ref]         959fd05e2c9ed76460a8af47e22161ee1b9692a8 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 959fd05 Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild