$ git clone -n https://src.fedoraproject.org/rpms/rust-scc.git /var/lib/mock/f42-build-3264656-41245/root/chroot_tmpdir/scmroot/rust-scc
Cloning into '/var/lib/mock/f42-build-3264656-41245/root/chroot_tmpdir/scmroot/rust-scc'...
$ git fetch origin 54461fbd78dce8c18131455e428015fc8a831a4b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-scc
 * [new ref]         54461fbd78dce8c18131455e428015fc8a831a4b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 54461fb Rebuilt for https://fedoraproject.org/wiki/Fedora_42_Mass_Rebuild