$ git clone -n https://src.fedoraproject.org/rpms/python-littleutils.git /var/lib/mock/f45-build-31419-652/root/chroot_tmpdir/scmroot/python-littleutils
Cloning into '/var/lib/mock/f45-build-31419-652/root/chroot_tmpdir/scmroot/python-littleutils'...
$ git fetch origin 1191bc141ae370e019430ca8d9cdaa410c48fc3a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-littleutils
 * [new ref]         1191bc141ae370e019430ca8d9cdaa410c48fc3a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1191bc1 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild