$ git clone -n https://src.fedoraproject.org/rpms/espeak-ng.git /var/lib/mock/f45-build-8596-391/root/chroot_tmpdir/scmroot/espeak-ng
Cloning into '/var/lib/mock/f45-build-8596-391/root/chroot_tmpdir/scmroot/espeak-ng'...
$ git fetch origin 87796740c708794c5c57401f6bc91ee0f00717e2:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/espeak-ng
 * [new ref]         87796740c708794c5c57401f6bc91ee0f00717e2 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8779674 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild