$ git clone -n https://src.fedoraproject.org/rpms/rust-pty-process.git /var/lib/mock/f45-build-44099-810/root/chroot_tmpdir/scmroot/rust-pty-process
Cloning into '/var/lib/mock/f45-build-44099-810/root/chroot_tmpdir/scmroot/rust-pty-process'...
$ git fetch origin a0320656e58c2b239178c6acf8fc5b5a93d2af79:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-pty-process
 * [new ref]         a0320656e58c2b239178c6acf8fc5b5a93d2af79 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a032065 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild