$ git clone -n https://src.fedoraproject.org/rpms/scl-utils-build-helpers.git /var/lib/mock/f40-build-2644862-66523/root/chroot_tmpdir/scmroot/scl-utils-build-helpers
Cloning into '/var/lib/mock/f40-build-2644862-66523/root/chroot_tmpdir/scmroot/scl-utils-build-helpers'...
$ git fetch origin ba7539aeb104c7913f2f04ca931cf7675ab0bedb:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/scl-utils-build-helpers
 * [new ref]         ba7539aeb104c7913f2f04ca931cf7675ab0bedb -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ba7539a Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild