$ git clone -n https://src.fedoraproject.org/rpms/rust-vt100.git /var/lib/mock/f45-build-46107-830/root/chroot_tmpdir/scmroot/rust-vt100
Cloning into '/var/lib/mock/f45-build-46107-830/root/chroot_tmpdir/scmroot/rust-vt100'...
$ git fetch origin 0264cc90f1fa3be882d2fe8bc0939395ba443d2c:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-vt100
 * [new ref]         0264cc90f1fa3be882d2fe8bc0939395ba443d2c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0264cc9 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild