$ git clone -n https://src.fedoraproject.org/rpms/fbterm.git /var/lib/mock/f45-build-8729-394/root/chroot_tmpdir/scmroot/fbterm
Cloning into '/var/lib/mock/f45-build-8729-394/root/chroot_tmpdir/scmroot/fbterm'...
$ git fetch origin 5763f00aa8362612b21c97f27d50a4511cab64ab:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/fbterm
 * [new ref]         5763f00aa8362612b21c97f27d50a4511cab64ab -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5763f00 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild