$ git clone -n https://src.fedoraproject.org/rpms/gspell.git /var/lib/mock/f45-build-13091-446/root/chroot_tmpdir/scmroot/gspell
Cloning into '/var/lib/mock/f45-build-13091-446/root/chroot_tmpdir/scmroot/gspell'...
$ git fetch origin 6ed1bed1a4628926bed1af875b8e518ad966e874:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/gspell
 * [new ref]         6ed1bed1a4628926bed1af875b8e518ad966e874 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6ed1bed Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild