$ git clone -n https://src.fedoraproject.org/rpms/rust-plist.git /var/lib/mock/f38-build-side-43-rust-devel-1403606-31198/root/chroot_tmpdir/scmroot/rust-plist
Cloning into '/var/lib/mock/f38-build-side-43-rust-devel-1403606-31198/root/chroot_tmpdir/scmroot/rust-plist'...
$ git fetch origin 211374b8e8a2e4ccb2f4f340c87f197640c115f9:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-plist
 * [new ref]         211374b8e8a2e4ccb2f4f340c87f197640c115f9 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 211374b Update to version 1.5.0; Fixes RHBZ#2221496