$ git clone -n https://src.fedoraproject.org/rpms/rust-nu-term-grid.git /var/lib/mock/f39-build-2309090-57322/root/chroot_tmpdir/scmroot/rust-nu-term-grid
Cloning into '/var/lib/mock/f39-build-2309090-57322/root/chroot_tmpdir/scmroot/rust-nu-term-grid'...
$ git fetch origin 02053f00d835426e213d57936f397a395f89a744:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-nu-term-grid
 * [new ref]         02053f00d835426e213d57936f397a395f89a744 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 02053f0 Update to 0.88.1