$ git clone -n https://src.fedoraproject.org/rpms/soundmodem.git /var/lib/mock/f45-build-36252-702/root/chroot_tmpdir/scmroot/soundmodem
Cloning into '/var/lib/mock/f45-build-36252-702/root/chroot_tmpdir/scmroot/soundmodem'...
$ git fetch origin 7bb86b06ae8806d902014ae9c7c9da7396e2489a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/soundmodem
 * [new ref]         7bb86b06ae8806d902014ae9c7c9da7396e2489a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 7bb86b0 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild