$ git clone -n https://src.fedoraproject.org/rpms/vlc-plugin-bittorrent.git /var/lib/mock/f45-build-38120-720/root/chroot_tmpdir/scmroot/vlc-plugin-bittorrent
Cloning into '/var/lib/mock/f45-build-38120-720/root/chroot_tmpdir/scmroot/vlc-plugin-bittorrent'...
$ git fetch origin 704a3a069fd059f15c4433d287fb8f6639bcfa07:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/vlc-plugin-bittorrent
 * [new ref]         704a3a069fd059f15c4433d287fb8f6639bcfa07 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 704a3a0 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild