$ git clone -n https://src.fedoraproject.org/rpms/rust-notify.git /var/lib/mock/f40-build-2658442-66917/root/chroot_tmpdir/scmroot/rust-notify
Cloning into '/var/lib/mock/f40-build-2658442-66917/root/chroot_tmpdir/scmroot/rust-notify'...
$ git fetch origin 76e8c35d4400bdef63c1650a33771c49fee60cf9:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-notify
 * [new ref]         76e8c35d4400bdef63c1650a33771c49fee60cf9 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 76e8c35 Update to version 6.1.1; Fixes RHBZ#2207808