$ git clone -n https://src.fedoraproject.org/rpms/vte.git /var/lib/mock/f45-build-38205-722/root/chroot_tmpdir/scmroot/vte
Cloning into '/var/lib/mock/f45-build-38205-722/root/chroot_tmpdir/scmroot/vte'...
$ git fetch origin fcfbf98cca8adbb00b4f0c4ba8f7d0890b5772cb:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/vte
 * [new ref]         fcfbf98cca8adbb00b4f0c4ba8f7d0890b5772cb -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at fcfbf98 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild