$ git clone -n https://src.fedoraproject.org/rpms/libneurosim.git /var/lib/mock/f41-build-side-1-2657840-28520/root/chroot_tmpdir/scmroot/libneurosim
Cloning into '/var/lib/mock/f41-build-side-1-2657840-28520/root/chroot_tmpdir/scmroot/libneurosim'...
$ git fetch origin 0394764b4189a0e14cb62f1df51c6f08d7e7bb1c:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libneurosim
 * [new ref]         0394764b4189a0e14cb62f1df51c6f08d7e7bb1c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0394764 convert GPLv3+ license to SPDX