$ git clone -n https://src.fedoraproject.org/rpms/perl-Lingua-Stem-Snowball-Da.git /var/lib/mock/f45-build-24580-604/root/chroot_tmpdir/scmroot/perl-Lingua-Stem-Snowball-Da
Cloning into '/var/lib/mock/f45-build-24580-604/root/chroot_tmpdir/scmroot/perl-Lingua-Stem-Snowball-Da'...
$ git fetch origin 853bd8db9457b16d84cb91979ef4052c402b81ac:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Lingua-Stem-Snowball-Da
 * [new ref]         853bd8db9457b16d84cb91979ef4052c402b81ac -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 853bd8d Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild