$ git clone -n https://src.fedoraproject.org/rpms/rust-slug.git /var/lib/mock/f40-build-2716710-72676/root/chroot_tmpdir/scmroot/rust-slug
Cloning into '/var/lib/mock/f40-build-2716710-72676/root/chroot_tmpdir/scmroot/rust-slug'...
$ git fetch origin 00fe2e57e96eb33a9c154d54fac70623342e6b92:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-slug
 * [new ref]         00fe2e57e96eb33a9c154d54fac70623342e6b92 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 00fe2e5 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild