$ git clone -n https://src.fedoraproject.org/rpms/rust-in-toto.git /var/lib/mock/f45-build-42536-794/root/chroot_tmpdir/scmroot/rust-in-toto
Cloning into '/var/lib/mock/f45-build-42536-794/root/chroot_tmpdir/scmroot/rust-in-toto'...
$ git fetch origin accae0ea3ab68b650517160770c11661342b1c31:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-in-toto
 * [new ref]         accae0ea3ab68b650517160770c11661342b1c31 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at accae0e Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild