$ git clone -n https://src.fedoraproject.org/rpms/rust-trybuild.git /var/lib/mock/f37-build-side-31-rust-devel-104959-5619/root/chroot_tmpdir/scmroot/rust-trybuild
Cloning into '/var/lib/mock/f37-build-side-31-rust-devel-104959-5619/root/chroot_tmpdir/scmroot/rust-trybuild'...
$ git reset --hard db942bbdc8c2c5fb9a433905f6da1796724f3bed
HEAD is now at db942bb Update to version 1.0.72; Fixes RHBZ#2132546