$ git clone -n https://src.fedoraproject.org/rpms/erofs-utils.git /var/lib/mock/f40-build-798788-142018/root/chroot_tmpdir/scmroot/erofs-utils
Cloning into '/var/lib/mock/f40-build-798788-142018/root/chroot_tmpdir/scmroot/erofs-utils'...
$ git fetch origin 747f2381e7d873cd779c63e092e999f78ea21b3c:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/erofs-utils
 * [new ref]         747f2381e7d873cd779c63e092e999f78ea21b3c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 747f238 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild