$ git clone -n https://src.fedoraproject.org/rpms/libint2.git /var/lib/mock/f45-build-16406-486/root/chroot_tmpdir/scmroot/libint2
Cloning into '/var/lib/mock/f45-build-16406-486/root/chroot_tmpdir/scmroot/libint2'...
$ git fetch origin e2bb9e261b5c70003155d6198a1cc71b02560134:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libint2
 * [new ref]         e2bb9e261b5c70003155d6198a1cc71b02560134 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e2bb9e2 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild