$ git clone -n https://src.fedoraproject.org/rpms/lohit-tamil-fonts.git /var/lib/mock/f45-build-17543-501/root/chroot_tmpdir/scmroot/lohit-tamil-fonts
Cloning into '/var/lib/mock/f45-build-17543-501/root/chroot_tmpdir/scmroot/lohit-tamil-fonts'...
$ git fetch origin a25618841b498891b6e2900e8fd92f3b6c8886a6:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/lohit-tamil-fonts
 * [new ref]         a25618841b498891b6e2900e8fd92f3b6c8886a6 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a256188 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild