$ git clone -n https://src.fedoraproject.org/rpms/lockdev.git /var/lib/mock/f45-build-17525-501/root/chroot_tmpdir/scmroot/lockdev
Cloning into '/var/lib/mock/f45-build-17525-501/root/chroot_tmpdir/scmroot/lockdev'...
$ git fetch origin 333ca59c4b4284f81ec06f7cb40b0f8e00395ce6:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/lockdev
 * [new ref]         333ca59c4b4284f81ec06f7cb40b0f8e00395ce6 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 333ca59 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild