$ git clone -n https://src.fedoraproject.org/rpms/htop.git /var/lib/mock/f41-build-side-1-2641911-26755/root/chroot_tmpdir/scmroot/htop
Cloning into '/var/lib/mock/f41-build-side-1-2641911-26755/root/chroot_tmpdir/scmroot/htop'...
$ git fetch origin 103c41d844df2c0a2cbbe10dacd06a704a822e5b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/htop
 * [new ref]         103c41d844df2c0a2cbbe10dacd06a704a822e5b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 103c41d convert GPLv2+ license to SPDX