$ git clone -n https://src.fedoraproject.org/rpms/rust-uriparse.git /var/lib/mock/f45-build-46008-830/root/chroot_tmpdir/scmroot/rust-uriparse
Cloning into '/var/lib/mock/f45-build-46008-830/root/chroot_tmpdir/scmroot/rust-uriparse'...
$ git fetch origin 33e4343218f0284f6498dfb38cbca86987f9a290:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-uriparse
 * [new ref]         33e4343218f0284f6498dfb38cbca86987f9a290 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 33e4343 Regenerate with rust2rpm v28