$ git clone -n https://src.fedoraproject.org/rpms/jakarta-mail1.git /var/lib/mock/f40-build-2376172-60422/root/chroot_tmpdir/scmroot/jakarta-mail1
Cloning into '/var/lib/mock/f40-build-2376172-60422/root/chroot_tmpdir/scmroot/jakarta-mail1'...
$ git fetch origin f5ae5854005da304b4c187fe2e3e82270f5227fa:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/jakarta-mail1
 * [new ref]         f5ae5854005da304b4c187fe2e3e82270f5227fa -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f5ae585 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild