$ git clone -n https://src.fedoraproject.org/rpms/low-memory-monitor.git /var/lib/mock/f45-build-17536-501/root/chroot_tmpdir/scmroot/low-memory-monitor
Cloning into '/var/lib/mock/f45-build-17536-501/root/chroot_tmpdir/scmroot/low-memory-monitor'...
$ git fetch origin 6ab9062295b96d20c8112b7d29f61fe38a8a009b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/low-memory-monitor
 * [new ref]         6ab9062295b96d20c8112b7d29f61fe38a8a009b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6ab9062 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild