$ git clone -n https://src.fedoraproject.org/rpms/libmacaroons.git /var/lib/mock/f40-build-2294568-56282/root/chroot_tmpdir/scmroot/libmacaroons
Cloning into '/var/lib/mock/f40-build-2294568-56282/root/chroot_tmpdir/scmroot/libmacaroons'...
$ git fetch origin 813ed04c8520cbb8018ac6688ee54ff278808f1b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libmacaroons
 * [new ref]         813ed04c8520cbb8018ac6688ee54ff278808f1b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 813ed04 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild