$ git clone -n https://src.fedoraproject.org/rpms/jakarta-el.git /var/lib/mock/f40-build-2139770-50847/root/chroot_tmpdir/scmroot/jakarta-el
Cloning into '/var/lib/mock/f40-build-2139770-50847/root/chroot_tmpdir/scmroot/jakarta-el'...
$ git fetch origin 1fb2c029bb4a0c754ecbc8fad18723fc6ce00572:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/jakarta-el
 * [new ref]         1fb2c029bb4a0c754ecbc8fad18723fc6ce00572 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1fb2c02 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild