$ git clone -n https://src.fedoraproject.org/rpms/rust-sqlx.git /var/lib/mock/f42-build-side-1-3589202-46954/root/chroot_tmpdir/scmroot/rust-sqlx
Cloning into '/var/lib/mock/f42-build-side-1-3589202-46954/root/chroot_tmpdir/scmroot/rust-sqlx'...
$ git fetch origin 229dc71dfaaff39242ae914f0688d6671fa18e98:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-sqlx
 * [new ref]         229dc71dfaaff39242ae914f0688d6671fa18e98 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 229dc71 Update to version 0.8.6; Fixes RHBZ#2335534