$ git clone -n https://src.fedoraproject.org/rpms/e3.git /var/lib/mock/f38-build-side-42-init-devel-1053991-29764/root/chroot_tmpdir/scmroot/e3
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-1053991-29764/root/chroot_tmpdir/scmroot/e3'...
$ git fetch origin 3ea0fc78941f925a1695b16cf7ba2d8c005c6ba7:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/e3
 * [new ref]         3ea0fc78941f925a1695b16cf7ba2d8c005c6ba7 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 3ea0fc7 Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild