$ git clone -n https://src.fedoraproject.org/rpms/speech-tools.git /var/lib/mock/f45-build-109211-17222/root/chroot_tmpdir/scmroot/speech-tools
Cloning into '/var/lib/mock/f45-build-109211-17222/root/chroot_tmpdir/scmroot/speech-tools'...
$ git fetch origin 57ac760b0f3df375f73bf816418958cf93763c96:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/speech-tools
 * [new ref]         57ac760b0f3df375f73bf816418958cf93763c96 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 57ac760 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild