$ git clone -n https://src.fedoraproject.org/rpms/delve.git /var/lib/mock/f41-build-3152122-40629/root/chroot_tmpdir/scmroot/delve
Cloning into '/var/lib/mock/f41-build-3152122-40629/root/chroot_tmpdir/scmroot/delve'...
$ git fetch origin 0b28f0edca87f62da8e0a4ca8976295211034b68:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/delve
 * [new ref]         0b28f0edca87f62da8e0a4ca8976295211034b68 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0b28f0e Update to 1.24.0 upstream release