$ git clone -n https://src.fedoraproject.org/rpms/e2fsprogs.git /var/lib/mock/f39-build-1621421-38721/root/chroot_tmpdir/scmroot/e2fsprogs
Cloning into '/var/lib/mock/f39-build-1621421-38721/root/chroot_tmpdir/scmroot/e2fsprogs'...
$ git fetch origin beb0f729497e8164f29178c680a3ceb3e23b1f48:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/e2fsprogs
 * [new ref]         beb0f729497e8164f29178c680a3ceb3e23b1f48 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at beb0f72 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild