$ git clone -n https://src.fedoraproject.org/rpms/rubygem-require_all.git /var/lib/mock/f39-build-1499416-34744/root/chroot_tmpdir/scmroot/rubygem-require_all
Cloning into '/var/lib/mock/f39-build-1499416-34744/root/chroot_tmpdir/scmroot/rubygem-require_all'...
$ git fetch origin 0105671a7769a6b3c235ff59c1cba0146a419ffc:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rubygem-require_all
 * [new ref]         0105671a7769a6b3c235ff59c1cba0146a419ffc -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0105671 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild