$ git clone -n https://src.fedoraproject.org/rpms/make.git /var/lib/mock/f45-build-17963-506/root/chroot_tmpdir/scmroot/make
Cloning into '/var/lib/mock/f45-build-17963-506/root/chroot_tmpdir/scmroot/make'...
$ git fetch origin a0608cb9b4dce89d16b8bde3dc494afc165c8e78:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/make
 * [new ref]         a0608cb9b4dce89d16b8bde3dc494afc165c8e78 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a0608cb Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild